Map of Mercer Co., Pennsylvania : from actual surveys /
General-content county map also showing rural buildings and householders' names; the borough insets show real-property tracts (lots), owners' names, and building coverage; the village insets show houses and hou... More
Sharon, Mercer County, Pennsylvania 1901.
Perspective map not drawn to scale. Bird's-eye-view. LC Panoramic maps (2nd ed.), 846 Available also through the Library of Congress Web site as a raster image. Indexed for points of interest. AACR2
Transformer manufacture. Assembling the tap changing units that contro...
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.
Transformer manufacture. Checking the rigging of big power transformer...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. These porcelain spirals are part of the works...
Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.
Transformer manufacture. Granddaddy to 57, Henry Bert (right) has been...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Welding is an intrinsic part of the manufactu...
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.
Transformer manufacture. Checking stock of distribution transformer co...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Forty years with a great Eastern electric com...
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.
Transformer manufacture. Welding is an intrinsic part of the manufactu...
Picryl description: Public domain image of workers, labor, 1940s, economic conditions, free to use, no copyright restrictions.
Transformer manufacture. Fitting up outer parts of giant transformers ...
Picryl description: Public domain image of a religious building interior, church, cathedral, hall, 17th, 18th, 19th-century architecture, free to use, no copyright restrictions.
Transformer manufacture. Welding is an intrinsic part of the manufactu...
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.
Transformer manufacture. Oval wrapped copper coils which go into power...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Transformer manufacture. It's a formidable task, but Jack Hassel can w...
Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description
Transformer manufacture. Essential to the efficiency of thousands of p...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. A large Eastern electrical company where huge...
Picryl description: Public domain image of an industrial building, factory, workshop, workers, 19th-20th century, free to use, no copyright restrictions.
Transformer manufacture. Ready to be sent to aluminum and magnesium pl...
Public domain photograph of 1930s-1940s industrial development, no copyright restrictions image - Picryl description
Transformer manufacture. These bus bars are made primarily of copper; ...
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.
Transformer manufacture. When completed, this transformer will supply ...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Transformer manufacture. Flowing at the rate of ninety feet per minute...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Transformer manufacture. Welding is an intrinsic part of the manufactu...
Public domain photograph of factory building, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Forming the heart of the giant transformers w...
Public domain photograph related to Great Depression, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. These huge aluminum spheres are used to test ...
Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.
Transformer manufacture. These completed power transformers are sent t...
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Transformer manufacture. Forming the heart of the giant transformers w...
Picryl description: Public domain image of food, dinner, grocery store, eating, 1930s, mid-20th-century United States, free to use, no copyright restrictions.
Transformer manufacture. Preparation of insulating board used between ...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Nimble fingers are essential to rapid and ski...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Winding insulating tape on copper coils of a ...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Spools of copper wire used in transformer man...
Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description
Transformer manufacture. Building cores for power transformers is high...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Winding insulating tape on copper coils of a ...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Welding is an intrinsic part of the manufactu...
Picryl description: Public domain image of an industrial building, factory, workshop, workers, 20th century, free to use, no copyright restrictions.
Transformer manufacture. Preparation of insulating board used between ...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. These completed power transformers are sent t...
Public domain photograph of 1930s-1940s train station, train car, no copyright restrictions image - Picryl description
Transformer manufacture. Fitting up outer parts of giant transformers ...
Public domain photograph related to Great Depression, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. The demand for power transformers has increas...
Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description
Transformer manufacture. This employee of a large Eastern electrical p...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Before transformer coils are wound, condenser...
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Transformer manufacture. These porcelain spirals are part of the works...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Flowing at the rate of ninety feet per minute...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Transformer manufacture. For many years this employee of a large Easte...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. These large transformers are being prepared f...
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Transformer manufacture. These large transformers are being prepared f...
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Transformer manufacture. These huge aluminum spheres are used to test ...
Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.
Transformer manufacture. Men with nimble fingers make good coil winder...
Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Part of a large Eastern electrical plant wher...
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Transformer manufacture. Veteran coil winders of a great electrical pl...
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Transformer manufacture. Forming the heart of the giant transformers w...
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.
Transformer manufacture. Nimble fingers are essential to rapid and ski...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More
Oakland Avenue Viaduct, Oakland Avenue spanning U.S. Route 62 (State R...
Significance: The bridge is an excellent example of a dual-rib, open-spandrel concrete arch bridge executed in the Stripped Classicism style. The bridge is also an excellent example of design utilizing the plas... More