switch

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[Switch on a railroad track] - Public domain  drawing

[Switch on a railroad track] - Public domain drawing

Title devised. Formerly Waud no. B-7. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.772) Forms part of: Morgan collection of Civil War drawings.

"Switch" general operating department, Western Union Telegraph Building, New York

"Switch" general operating department, Western Union Telegraph Buildin...

Photoprint copyrighted by C.K. Bill. This record contains unverified data from caption card. Caption card tracings: Telegraph; Geogr.; Ph. Ind.

Western Union Telegraph Building, New York--"Switch" General operating department / photo by C.K. Bill.

Western Union Telegraph Building, New York--"Switch" General operating...

Copyright by A.S. Brown. Public domain photograph related to development of telegraph, free to use, no copyright restrictions image - Picryl description

Conduit switch from single to double track

Conduit switch from single to double track

Repro. copyrighted by Bentley Knight Electric Railway & Co. T F 857. B 47 no. 3. This record contains unverified, old data from caption card.

B+011+0888.PA#001--Switch connecting the railroad with the E&W Railroad--1/2 mile north of Lackawanna, PA [1892.12.07]

B+011+0888.PA#001--Switch connecting the railroad with the E&W Railroa...

Public domain photograph of Steamtown National Park, mountains, nature, free to use, no copyright restrictions image - Picryl description

[Woman with switch by table with older black man, and letter W]

[Woman with switch by table with older black man, and letter W]

Title devised by cataloger. (DLC/PP-1934:0009). Forms part of: Cabinet of American illustration (Library of Congress). Published as headpiece for: "The Editor's Drawer," Harper's magazine, 85:642 (Sept. 1892).

Norwich NJ--Proposed switch - Public Domain image, National Parks Gallery
White House takes on Christmas dress. Washington, D.C., Dec. 19. Workmen were busily engaged today putting the Christmas decorations on the front of the White House. The decorations are set ablaze with gayly colored lights on Christmas Eve at the same time President Roosevelt presses the switch to light the community Xmas tree

White House takes on Christmas dress. Washington, D.C., Dec. 19. Workm...

Picryl description: Public domain historical document page scan, free to use, no copyright restrictions image.

First safety switch, Canadian Pacific Ry., Wapta Canyon, British Columbia

First safety switch, Canadian Pacific Ry., Wapta Canyon, British Colum...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

[Washington, D.C., switch yards, Union Station]

[Washington, D.C., switch yards, Union Station]

Picryl description: Public domain image of a train station, railroad tracks, railway, 19th-20th century, free to use, no copyright restrictions.

St. R'y [i.e., street railway] Switch Tender, Berlin

St. R'y [i.e., street railway] Switch Tender, Berlin

Photograph shows woman switch tender in Berlin, Germany during World War I. (Source: Flickr Commons project, 2013)

Generator and Switch Board Sub-Station 6, Contract 1838

Generator and Switch Board Sub-Station 6, Contract 1838

Photographs of the Construction and Repair of Buildings, Facilities, and Vessels at the New York Navy Yard

Strömbrytare, kontakt. Tekniska Museet

Strömbrytare, kontakt. Tekniska Museet

Strömbrytare, kontakt. Public domain photograph - Sweden in 20th century, no copyright restrictions image - Picryl description

Strömbrytare för radio, lampa och signal.

Strömbrytare för radio, lampa och signal.

Strömbrytare för radio, lampa och signal. Public domain photograph of cabinet, furniture, free to use, no copyright restrictions image - Picryl description

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit? Public domain photograph - Sweden in 20th century, no copyright restrictions image - Picryl description

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit? Public domain photograph - Sweden in 20th century, no copyright restrictions image - Picryl description

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit? Public domain photograph - Sweden in 20th century, no copyright restrictions image - Picryl description

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit? Public domain photograph - Sweden in 20th century, no copyright restrictions image - Picryl description

Strömbrytare, snabbtelefon, porttelefon?

Strömbrytare, snabbtelefon, porttelefon?

Strömbrytare, snabbtelefon, porttelefon? Public domain photograph - Sweden in 20th century, no copyright restrictions image - Picryl description

Sammankopplingsbrytare, från, till.

Sammankopplingsbrytare, från, till.

Sammankopplingsbrytare, från, till. Public domain photograph - Sweden in 20th century, no copyright restrictions image - Picryl description

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit?, Tekniska museet, Sweden

Strömbrytare i bakelit? Public domain photograph - Sweden in 20th century, no copyright restrictions image - Picryl description

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Inside of building showing engine under first test (three hours)

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Heavy duty turret latches for major parts

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Finish turning inside and outside of crank cases. The Union Switch & Signal Co., Swissvale, Penn., U.S.A. Air Craft Div

Airplanes - Engines - Finish turning inside and outside of crank cases...

Photographer: Union Switch and Signal Co. Airplanes - Engines Public domain photograph of industrial workers, factory building, work, assembly line, free to use, no copyright restrictions image - Picryl description

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Final assembly and weighing of cylinders

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Heat treating of cylinders

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. View of works

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Turning crank shafts on engines lathes

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Turning gills on cylinders

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Finish turning and threading of cylinder bosses in crank cases

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Automatic weighing of gasoline and oil used in testing engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Ajax Gasoline Company, Switch Property, Nowata, Oklahoma
Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. View of buildings for testing engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Boring, forming contour and turning chucking threads on open end of cylinder

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Assembly of complete engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Boring cylinder bosses in crank cases

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Turning and boring cylinder bosses of crank cases

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Engines ready for inspection after first test

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Rough turning of cylinders

Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union...

Date Taken: 7/0/1918 Photographer: Union Switch and Signal Co. Airplanes - Engines

Connellee-Cotton-Norwood in distance; "Golden Switch", left; "Perkins District", right; "Tex. Richard's" well, center

Connellee-Cotton-Norwood in distance; "Golden Switch", left; "Perkins ...

J235055 U.S. Copyright Office Copyright deposit; Homer T. Harden; July 2, 1919. Photographer's address: 602 1/2 Houston St., Ft. Worth, Texas. No. 161.

Switch. Hand closing electric switch

Switch. Hand closing electric switch

The Theodor Horydczak Collection documents the architecture and social life of the Washington DC metropolitan area in the 1920s, 1930s, and 1940s.

Railroads. Railroad signal and switch operators I

Railroads. Railroad signal and switch operators I

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Railroads. Railroad signal and switch operators II

Railroads. Railroad signal and switch operators II

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

[Monitor, Receiver switch, United States Veterans Hospital. Designed and constructed by Radio Construction Corp., Washington, D.C.]

[Monitor, Receiver switch, United States Veterans Hospital. Designed a...

Picryl description: Public domain image of a living room, salon, office, late 19th-century interior, free to use, no copyright restrictions.

[Monitor, Receiver switch, United States Veterans Hospital. Designed and constructed by Radio Construction Corp., Washington, D.C.]

[Monitor, Receiver switch, United States Veterans Hospital. Designed a...

Public domain photograph of hospital laboratory, free to use, no copyright restrictions image - Picryl description

Switch. Hand closing electric switch

Switch. Hand closing electric switch

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Inauguration of the Palestine Broadcasting Service. March 30 -1[936]. H.E. (i.e., His Excellency) Sir Arthur turning on switch to the broadcasting tow[ers] [Ramallah]

Inauguration of the Palestine Broadcasting Service. March 30 -1[936]. ...

Public domain photograph of Jerusalem, Israel, Palestine, free to use, no copyright restrictions image - Picryl description

Photograph of the Oil Switch and Transformer in Southwest Transformer Vault of the National Archives Building

Photograph of the Oil Switch and Transformer in Southwest Transformer ...

This photograph is part of the McCloskey Co. Contract for the construction of the extension of the National Archives Building. Construction of the National Archives Building

Native of Olga, Louisiana drinking at the bar. Note the branch of tree used as a mosquito switch

Native of Olga, Louisiana drinking at the bar. Note the branch of tree...

Public domain photograph - historical image of Louisiana, United States, free to use, no copyright restrictions image - Picryl description

New general post office bldg. [i.e., building] in Jerusalem, opened June 17, 1938 by H.E. (i.e., His Excellency) Guests in the automatic switch room

New general post office bldg. [i.e., building] in Jerusalem, opened Ju...

Public domain photograph of large building, free to use, no copyright restrictions image - Picryl description

Nation's Christmas tree ready to be lighted. Washington, D.C., Dec. 22. The Nation's community Christmas tree across from the White House in Lafayette Square, is now in readiness for President Roosevelt to push the switch on Christmas Eve to set it aglow with gayly colored lights. Miss Mable White is pictured feeding the pigeons before the tree today, 12/22/38

Nation's Christmas tree ready to be lighted. Washington, D.C., Dec. 22...

Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

A black and white photo of a train on the tracks, Great Depression. FSA/OWI Photograph

A black and white photo of a train on the tracks, Great Depression. FS...

Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.

Switchman throwing a switch at C & NW RR's Proviso yard, Chicago, Ill.

Switchman throwing a switch at C & NW RR's Proviso yard, Chicago, Ill.

Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.

Switch boxes on the firewalls of B-25 bombers are assembled by women workers at North American [Aviation, Inc.]'s Inglewood, Calif., plant

Switch boxes on the firewalls of B-25 bombers are assembled by women w...

Picryl description: Public domain historical photo of Second World War, free to use, no copyright restrictions image.

Indiana Harbor Belt R.R., switch engine in yard near Calumet Park stockyards, Calumet City (near Chicago), Ill.

Indiana Harbor Belt R.R., switch engine in yard near Calumet Park stoc...

Public domain photograph - United States during 1930s Great Depression, free to use, no copyright restrictions image - Picryl description

Activity in the Santa Fe R.R. yard, Los Angeles, Calif. Due to blackout regulations, flood lights, switch lights, locomotive headlights and lights on the bridge in background have been shaded to cast light downward. Broad streaks of light are caused by paths of locomotive headlights, thin wavy lines by lamps of switchmen working in the yard. Santa Fe R.R. trip

Activity in the Santa Fe R.R. yard, Los Angeles, Calif. Due to blackou...

Public domain photograph - 1930s California, United States, free to use, no copyright restrictions image - Picryl description

A black and white photo of a train with smoke coming out of it, Great Depression. FSA/OWI Photograph

A black and white photo of a train with smoke coming out of it, Great ...

Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description

Switchman throwing a switch a C and NW RR's Proviso yard, Chicago, Ill.

Switchman throwing a switch a C and NW RR's Proviso yard, Chicago, Ill...

Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.

A black and white photo of a man standing in front of a train, West Virginia. Farm Security Administration photograph.

A black and white photo of a man standing in front of a train, West Vi...

Public domain photograph related to Great Depression, free to use, no copyright restrictions image - Picryl description

A black and white photo of a train on the tracks, Great Depression. FSA/OWI Photograph

A black and white photo of a train on the tracks, Great Depression. FS...

Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.

Switch yard at TVA's Wilson Dam hydroelectric plant, vicinity of Sheffield, Ala., 260 miles above the mouth of the Tennessee River

Switch yard at TVA's Wilson Dam hydroelectric plant, vicinity of Sheff...

Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.

Diesel switch engine moving freight cars at the South water street freight terminal of the Illinois Central R.R., Chicago, Ill. The N.Y. Central is one of the railroads that lease terminal facilities from the I.C.R.R.

Diesel switch engine moving freight cars at the South water street fre...

Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.

A black and white photo of a train yard, Great Depression. FSA/OWI Photograph

A black and white photo of a train yard, Great Depression. FSA/OWI Pho...

Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.

Illinois Central R.R., Chicago, Ill. Vernon Brower, riding the foot board of a diesel switch engine at the South Water Street freight terminal

Illinois Central R.R., Chicago, Ill. Vernon Brower, riding the foot bo...

Picryl description: Public domain image of a train station, railroad tracks, railway, 19th-20th century, free to use, no copyright restrictions.

Indiana Harbor Belt RR, switch engine in yard near Calumet park stockyards, Calumet City (near Chicago), Ill.

Indiana Harbor Belt RR, switch engine in yard near Calumet park stocky...

Picryl description: Public domain image of railway tracks, train station, railroad building, free to use, no copyright restrictions.

Diesel switch engineer moving freight cars at the South Water street freight terminal of the Illinois Central R.R., Chicago, Ill. The N.Y. Central is one of the railroads that lease terminal facilities from the I.C.R.R.

Diesel switch engineer moving freight cars at the South Water street f...

Picryl description: Public domain image of an industrial building, warehouse, depot, train station, 19th-20th century, free to use, no copyright restrictions.

A black and white photo of a steam engine train, Great Depression. FSA/OWI Photograph

A black and white photo of a steam engine train, Great Depression. FSA...

Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.

Activity in the Santa Fe R.R. yard, Los Angeles, Calif. All switch lights, head lights and lamps have been shaded from above in accordance with blackout regulations. The heavy light streaks are caused by paths of locomotive headlights and the thin lines by lamps of switchmen working in the yard. Santa Fe R.R. trip

Activity in the Santa Fe R.R. yard, Los Angeles, Calif. All switch lig...

Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.

Switch engine, Saint Louis, Missouri

Switch engine, Saint Louis, Missouri

Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description

Hump master in a Chicago and Northwestern railroad yard operating a signal switch system which extends the length of the hump track. He is thus able to control movements of locomotives pushing the train over the hump from his post at the hump office; Chicago, Ill.

Hump master in a Chicago and Northwestern railroad yard operating a si...

Picryl description: Public domain image of a locomotive, train, railroad, railway, free to use, no copyright restrictions.

Working on a switch engine at the 40th Street shops of the C & NW RR., Chicago, Ill.

Working on a switch engine at the 40th Street shops of the C & NW RR.,...

Picryl description: Public domain image of a battle, city walls, siege, free to use, no copyright restrictions.

Diesel switch engine moving freight cars at the South Water street freight terminal of the Illinois Central R.R., Chicago, Ill.

Diesel switch engine moving freight cars at the South Water street fre...

Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.

Yardman polishing light on railroad switch. Elkins, West Virginia

Yardman polishing light on railroad switch. Elkins, West Virginia

Public domain photograph of freight train, free to use, no copyright restrictions image - Picryl description

Switch lights in Santa Fe R.R. yards, Los Angeles, Calif. Due to blackout regulations all such lights are hooded. Santa Fe R.R. trip

Switch lights in Santa Fe R.R. yards, Los Angeles, Calif. Due to black...

Public domain photograph - 1930s California, United States, free to use, no copyright restrictions image - Picryl description

Switch lists coming in by teletype to the hump office at a Chicago and Northwestern railroad yard, Chicago, Ill.

Switch lists coming in by teletype to the hump office at a Chicago and...

Public domain photograph - United States during 1930s Great Depression, free to use, no copyright restrictions image - Picryl description

A black and white photo of a train engine, Great Depression. FSA/OWI Photograph

A black and white photo of a train engine, Great Depression. FSA/OWI P...

Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description

Daniel Senise throwing a switch while at work in an Indiana Harbor Belt Line railroad yard

Daniel Senise throwing a switch while at work in an Indiana Harbor Bel...

Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.

No absenteeism here. Knoxville, Tennessee. As he threw the switch that started the first generators of Tenessee Valley Authority's (TVA) Douglas Dam, a vital war power-production unit, Patrick P. Marshall, steam-fitter, said: "I realized that any day I was absent was a day given to the enemy." Marshall had been on the job for 374 consecutive workdays. He was chosen among eighteen workers, all of whom never missed a day of work on Douglas, to speak for the employees. He is shown here being congratulated by W.L. Batt, War Production Board (WPB) vice-chairman, on the completion of a job that is making aluminum for bombers ahead of schedule

No absenteeism here. Knoxville, Tennessee. As he threw the switch that...

Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.

[Beggar children chased away by woman with a switch]

[Beggar children chased away by woman with a switch]

This record contains unverified data from PGA shelflist card. Associated name on shelflist card: Baker, Wm. After R. Farrier. Gift; Leila Mechlin; (DLC/PP-1940:031).

Detail of switch engine in the yards at Big Spring, Texas

Detail of switch engine in the yards at Big Spring, Texas

Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description

Operating switch at railroad station. Carson City, Nevada

Operating switch at railroad station. Carson City, Nevada

Picryl description: Public domain image of a train station, railroad tracks, railway, 19th-20th century, free to use, no copyright restrictions.

Air raid protection--what NOT to do when alarm sounds. DON'T tamper with the wires! Do not turn out all the lights in the house at the main switch. Cover the windows with light-proof material in the rooms you must use

Air raid protection--what NOT to do when alarm sounds. DON'T tamper wi...

Public domain photograph of 1930s industry, war production in the United States free to use, no copyright restrictions image - Picryl description

Civilian defense. This overhead switch controls the output of a 110-volt direct current generator, operating at 10 kilowatts to supply power to provide power for the two searchlights on the roof of the huge Emergency Service truck. There are also several auxilliary lights runs out from the truck and powered by this generator. This truck in New York City is the only one of its kind, so far

Civilian defense. This overhead switch controls the output of a 110-vo...

Public domain photograph of New York City, free to use, no copyright restrictions image - Picryl description

Chicago, Illinois. In the roundhouse at an Illinois Central Railroad yard. This switch engine is being converted into a road engine

Chicago, Illinois. In the roundhouse at an Illinois Central Railroad y...

Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description

An American flying squadron in India. A switch in time. Seated in his mahogany bed with mosquito netting overhead and busily sewing is Captain John B. Wilson of Deer Lodge, Montana. He has been in India for more than six months. Prior to joining the Air Corps, he flew for United Airlines as co-pilot on the Seattle-San Francisco run

An American flying squadron in India. A switch in time. Seated in his ...

Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description

In the electrical assembly department, women employees assemble switch boxes for North American B-25 bombers

In the electrical assembly department, women employees assemble switch...

Public domain photograph of California in 1930s, free to use, no copyright restrictions image - Picryl description

Conversion. Metal screens to bomber windows. An aluminum switch box for an airplane tow target is drilled in a production jig at an Eastern plant that formerly made metal screens for doors and windows

Conversion. Metal screens to bomber windows. An aluminum switch box fo...

Public domain photograph of 3d object museum collection, metal, no copyright restrictions image - Picryl description

Chicago, Illinois. A pneumatic tube system connects the main yard office with yardmasters' offices throughout the Illinois Central Railroad yard. Switch lists and other communications are quickly sent in this way

Chicago, Illinois. A pneumatic tube system connects the main yard offi...

Public domain photograph - working class people, the 1930s United States, work, labor, worker, free to use, no copyright restrictions image - Picryl description

Inside the fuselage of a North American P-51 fighter, this woman employee assembles an electrical switch box

Inside the fuselage of a North American P-51 fighter, this woman emplo...

Picryl description: Public domain image of a worker, labor, factory, plant, manufacture, industrial facility, 1930s, mid-20th-century industrial photo, free to use, no copyright restrictions.

Production. B-25 "Billy Mitchell" bombers. Switch boxes on the firewalls of B-25 bombers are assembled by women workers at North American's Inglewood, California, plant. In addition to the battle-tested B-25 "Billy Mitchell" bomber, used in General Doolittle's raid on Tokyo, this plant produces the P-51 "Mustang" fighter plane which was first brought into prominence by the British raid on Dieppe

Production. B-25 "Billy Mitchell" bombers. Switch boxes on the firewal...

Public domain photograph of California in 1930s, free to use, no copyright restrictions image - Picryl description

Chicago, Illinois. Switch lists are sent by teletype from the main yard office to yardmasters, tower men, and other offices at an Illinois Central Railroad yard

Chicago, Illinois. Switch lists are sent by teletype from the main yar...

Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description

Conversion. Jukebox plant. Completed push-button panels for jukeboxes are stacked by an employee of a large Eastern concern whose product will shortly switch from amusement devices to electrical equipment for Uncle Sam's army and navy. Rudolph Wurlitzer, North Tonawanda, New York

Conversion. Jukebox plant. Completed push-button panels for jukeboxes ...

Picryl description: Public domain photograph of an amusement park, free to use, no copyright restrictions.

Conversion. Automobile plant. An electrical switch box is hooked up on a No. 9 1/2 big 90T96 Cleveland press, just relocated in an automobile factory to perform an operation on an army truck part. The old location of the press is devoted to tank production. Chevrolet Motors, Detroit, Michigan

Conversion. Automobile plant. An electrical switch box is hooked up on...

Public domain photograph of 1930s industry, war production in the United States free to use, no copyright restrictions image - Picryl description

Chicago, Illinois. Throwing a switch during switching operations at one of the Chicago and Northwestern Railroad classification yards

Chicago, Illinois. Throwing a switch during switching operations at on...

Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description

Chicago, Illinois. Switch engine which has just pushed its last car over the hump at an Illinois Central Railroad yard

Chicago, Illinois. Switch engine which has just pushed its last car ov...

Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description

Production. Parachute cloth and shrouds. Warping nylon threads for use in the making of parachute cloth in an Eastern plant. This picture shows the threads coming from the nylon spools to the warping machine. The number of threads is 1,000. When one thread breaks, an electric switch stops the operation of all the machines. This woman, of German descent, has a son in the U.S. Army

Production. Parachute cloth and shrouds. Warping nylon threads for use...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Chicago, Illinois. Yardmaster (left) discussing a switch list with a train clerk at a Chicago and Northwestern Railroad yard

Chicago, Illinois. Yardmaster (left) discussing a switch list with a t...

Public domain photograph of America during the Great Depression, 1930s, free to use, no copyright restrictions image - Picryl description

Chicago, Illinois. Hump master in a Chicago and Northwestern Railroad yard operating a signal switch system which extends the length of the hump track. He is thus able to control movements of locomotives pushing the train over the hump from his post at the hump office

Chicago, Illinois. Hump master in a Chicago and Northwestern Railroad ...

Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description

Denver, Colorado. Interior of a once-abandoned railroad machine shop, now producing fabricated steel parts for the hulls of escort vessels, showing an overhead crane which once lifted switch engine boilers and old box car axles, now moving a heavy steel plate which will become the sturdy belly of a fighting ship

Denver, Colorado. Interior of a once-abandoned railroad machine shop, ...

Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.

Chicago, Illinois. Switch lists coming in by teletype to the hump offices at a Chicago and Northwestern Railroad yard

Chicago, Illinois. Switch lists coming in by teletype to the hump offi...

Picryl description: Public domain image of a bureau, office furniture, desk, chair, free to use, no copyright restrictions.

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