Cactus 1 - Public domain botanical illustration
Public domain image related to botany, botanical artwork, free to use, no copyright restrictions image - Picryl description
4 5 Inch Howitzer Diagram - Drawing. Public domain image.
Diagram of British QF 4.5 inch Howitzer, WWI era. Public domain photograph of an artillery gun, military, free to use, no copyright restrictions image - Picryl description
60 Pounder Recoil Mechanism Diagram - A drawing of a machine gun with ...
Diagram of recoil mechanism of British 60 pounder gun Mk. I of WWI vintage.
No 100 Fuze Diagram - Drawing. Public domain image.
Diagram of British No. 100 Graze Fuze for high-explosive shell, World War I. A : Top Detent B : Bottom Detent C : Detent Spring D : Centrifugal Bolt E : Graze Pellet F : Hair Spring G : Needle H : Percus... More
Shrapnel abaque - A diagram of a train on a track
Français : Diagramme (abaque) utilisé en 1915 par l'artilleur pour régler le délai avant explosion de l'obus shrapnel, une fois tiré (en tenant compte de la distance et de la perte de vélocité de l'obus avec la... More
Shrapnel RetardateurUS archives
Français : Diagramme de l'anneau situé sur la tête de l'obus et permettant à l'artilleur de régler le délai avant explosion, une fois l'obus tiré (en tenant compte de la distance et de la perte de vélocité de l... More
Battle of Arras - First Army communications map
First Army diagram of communications for Vimy Ridge operations. Also shows location of headquarters for various corps, divisions, brigades, etc Plate "No. 17". "Sheet 36C"--Upper right corner. "Sheet 36B"-Uppe... More
Deck plans
Lusitania's Deck Plans
12 Inch CPC Mk VIIA Shell Diagram during World War I
Diagram of British shell, 12 inch Mk VIIA Common Pointed with Cap (CPC), 1912, Naval service. Has specially hardened point, intended for armour penetration and also carries large bursting charge. "Semi-armour-p... More
12 Pdr 12 Cwt Cartridges Mk II Mk III Diagram - A diagram of the struc...
Diagram of British QF 12 pounder 12 cwt Cartridges, Mk II and Mk III, 1914. This shows the original separate-loading QF cartridge. Later cartridges were fixed QF. For use in the following guns :- QF 12 pounder... More
12 Pdr Common Lyddite Mk IV Shell Diagram - A diagram of the component...
Diagram of British QF 12 pounder Common Lyddite shell Mk IV (3 inch) with internal night tracer, 1914. For both Naval and Land use. Mark IV was the latest 12 pounder explosive shell in 1915. It had increased th... More
15 Pdr Shrapnel Shell Mk VI Diagram - A diagram of a bullet shell with...
Diagram of British 15 pounder Mark VI Shrapnel shell, 1914. For use with the following guns :- BL 15 pounder BLC 15 pounder QF 15 pounder Shell length = 9.075 inches, diameter = 2.98 inches, weight filled & fu... More
2 Inch Trench Mortar Diagram during World War I
Diagram of British 2 inch Medium Trench Mortar, World War I.
2 In Trench Mortar Propellant Diagram - A drawing of a carton with a b...
Diagram of "Cartridge 3-oz 10-drms Cordite, M.D. size 4 1/4" for British 2 inch Medium Trench Mortar, World War I. Cartridge consisted of 1 x 1oz 10drms and 2 x 1oz bundles, tied round with silk sewing.
3 Inch Case Shot Mk V Diagram - A drawing of a table with a plate on i...
Diagram of British 3 inch Case Shot, Mk V. 1914. For use with the following guns :- BL 15 pounder BLC 15 pounder QF 15 pounder BL 12 pounder 6 cwt QF 12 pounder 8 cwt The copper band around the base is to sea... More
60 Pdr Cartridge 9 Lb 12 Oz Cordite Size 16 Mk II - A drawing of a lab...
Diagram of British MK II Cordite cartridge (bag charge) for BL 60 pounder gun, 1914. Contains 9 lb 12 oz Cordite M.D. size 16. Igniter 1 oz R.F.G.2 powder at each end. Length 17 inches, diameter 4.7 inches.
60 Pdr Lyddite Shell Mk III Diagram during World War I
Diagram of British common lyddite shell Mk III for BL 60 pounder gun. Length 19.05 inches, diameter 4.97 inches, weight filled & fuzed 60 lbs. Forged steel. 2 c.r. head. 1 inch G.S. fuze hole. Bursting charge ... More
6 Inch Lyddite Mk XIIAQNT Shell Diagram - A diagram of a jet engine
Diagram of British 6 inch Common Lyddite shell Mk XII A.Q.N.T. for Naval service. A denotes 4 c.r. head. Q denotes shell is of stronger design than previous Marks, for use in Mk XII gun. NT denotes shell is fit... More
6 Inch Mk IV Lyddite Shell - A diagram of a yellow and black canoe
Diagram of British Mk IV 6 inch Common Lyddite shell. This is an example of the early geneneration of British high explosive shell designs, with shell walls the same thickness for the entire length. Later desig... More
6 Inch Newton Mortar Bomb Mk II - Drawing. Public domain image.
Diagram of British 6 inch Newton Mortar bomb Mk II, World War I.
BL 6inch 30cwt Howitzer Charge 2lb 8.5oz Diagram
Diagram showing Cartridge, 2 lb 8 1/2 oz Full service charge for "Light" 100 lb shell, for British BL 6 inch 30 cwt Howitzer Mk I*, World War I. Cordite M.D. size 4 1/4. 4 removable rings around a central core.
BL 10 Pounder Star Shell Mk II during World War I
Diagram of Mk II star shell for British BL 10 pounder mountain gun, World War I. Shell length 8.318 inches, diameter 2.73 inches, weight filled and fuzed 6 lb 15 oz. Contains 10 stars, in 2 tiers of 5. This she... More
BL 12 Inch Cordite Cartridge 63 5 Lbs Diagram - A drawing of a wooden ...
Diagram of British 63 1/2 lb 1/4 charge Cordite cartridge for BL 12 inch Mk IX naval guns of King Edward VII class. 63 1/2 lbs Cordite M.D. size 45. Length 18.8 inches, diameter 10.4 inches.
BL 12 Inch Cordite Cartridge 65 Lb Mk I Diagram - A diagram of the con...
Diagram of British 65 lb, 1/4 charge Cordite cartridge Mk I, for BL 12 inch naval gun. 64 1/2 lbs Cordite M.D. size 45. Cut from 37-inch lengths. Igniter 16 oz R.F.G. 2 at one end. Length 18.8 inches, diameter ... More
BL 2 75 Inch Cartridge Diagram during World War I
Diagram of 7 oz 9 dram Cordite cartridge for British BL 2.75 inch mountain gun. Length 4.9 inches, diameter 2 inches. 7 oz 9 drams Cordite size 7 1/2. 3 drams S.F.G.2 igniter at each end.
BL 2 75 Inch Shrapnel Mk I Shell Diagram - A diagram of the shell shel...
Diagram of Mk I shrapnel shell for British BL 2.75 inch mountain gun. Length 9.65 inches, diameter 2.73 inches. Weight filled & fuzed 12.5 lbs. Shell is of the modern design with 2 inch fuze hole, separate base... More
BL 5 Inch Howitzer Cartridge 11 Oz 7 Dram Mk V - A drawing of a wooden...
Diagram of 11 oz 7 drams Cordite I cartridge Mk V, for BL 5 inch howitzer. Cartridge is for 50-lb shell. Length 2.8 inches, diameter 3.84 inches. The core consists of 3 oz 12 drams Cordite size 3 3/4, about 7 f... More
BL 6 Inch 30 Cwt Howitzer On Siege Carriage Diagram - A drawing of a m...
Diagram showing British BL 6 inch 30 cwt Howitzer on siege mounting, for high-angle shooting.
BL 6 Inch 30 Cwt Howitzer Star Shell Mk I Diagram - A diagram of the i...
Diagram of Star shell Mk I for British BL 6 inch 30 cwt howitzer, 1914. Used for illuminating the enemy and/or battlefield at night. Shell length = 17.69 inches, diameter = 5.97 inches, weight filled & fuzed 58... More
BL 6 Inch Mk VII Lyddite Shell - A drawing of a yellow surfboard with ...
Diagram of British 6 inch Mk VIIA Common Lyddite shell, 1914. "A" denotes the shell has a 4 Calibres Radius head, as opposed to 2 C.R.H. This means the nose is longer and more pointed, hence this shell is 1.36 ... More
BL 6 Inch Shrapnel Shell Mk IX Diagram - A drawing of a bullet and its...
Diagram of British BL or QF 6 inch Shrapnel shell Mk IX, for gun or howitzer, 1909. Land or Naval use. Length : 18.582 inches, diameter : 5.97 inches, weight filled & fuzed 100 lb 8 oz. Has 1 inch G.S. fuze soc... More
BL 9 2 Inch 51 Lb 8 Oz Cordite Half Charge Cartridge Mk I - A drawing ...
Diagram of 51 lb 8 oz 1/2 charge Cordite cartridge Mk I, for British BL 9.2 inch Mk IX & Mk X naval and coast defence guns. This cartridge is an example of the earlier type of "composite" cartridges made up of ... More
BL 9 2 Inch 60 Lb Half Charge Cordite Cartridge Mk III - A drawing of ...
Diagram of British 60 lb Cordite 1/2 charge cartridge Mk III for BL 9.2 inch Mk IX & Mk X naval & coast defence guns. This was the latest cartridge for BL 9.2 inch guns in 1914. Consisted of a single 60 lb bund... More
BL 9 2 Inch AP Shell Mk VIIA during World War I
Diagram of British Capped Armour-Piercing shell Mk VIIA, for BL 9.2 inch coast defence gun. The shell is designated for Land service, such as coast defence guns. Shell as illustrated is dated 1913. Length 33.7 ... More
BL 9 2 Inch Capped Armour Piercing Mk V Shell - A drawing of a shark's...
Diagram of British Capped Armour-Piercing shell Mk V, for BL 9.2 inch naval and coast defence guns. Length approximately 3 calibres (27.6 inches; precise length varied by contractor), diameter 9.165 inches, wei... More
BL 9 2 Inch Common Pointed MkIVShell
Diagram of British Mk IV Common Pointed cast steel shell for BL 9.2 inch naval gun. Image depicts shell stamped 1906. Has narrow wider sections at each end called bands, which come into contact with gun barrel.... More
BL 9 2 Inch Common Shell Mk V during World War I
Diagram of British Mk V cast steel Common Shell, for BL 9.2 inch naval and coast defence guns. Shell depicted is dated 1889.
Hand Grenade No 1 Mk 1 during World War I
Diagram of British Hand Grenade No I Mark I. Body is made of solid drawn brass, cylindrical. Around the body is a cast-iron ring which is intended to break up on detonation of the charge. Bursting charge is 4 o... More
Mk VI Wireless Electric P Tube - Drawing. Public domain image.
Diagram of British Mk VI wireless electric "P" vent-sealing tube, 1914. Body is of solid drawn brass. The end of the wire projecting through the cement is bared of insulation and has an iridio-platinum bridge ... More
No 80 Fuze Mk VL during World War I
Diagram of British Time and Percussion Fuze No. 80 Mk V, Land service. Made by Vickers under licence from Krupp of Germany. No. 80 was originally introduced in 1905 for use with QF 18 pounder shells and was the... More
Percussion Primer No I Mk IIQF Cartridges - A picture of a diagram sho...
Diagram of British Percussion Primer No I Mk II, for QF cartridges. Dimensions : Approximately 36 mm at widest point; 29 mm at narrowest point; height approximately 22.6 mm. Used with cartridges for the followi... More
QF 12 14 Pdr CP Mk II Shell Diagram during World War I
Diagram of British QF 12 & 14 pounder Common pointed shell Mk II (C). Made of cast steel, head is 2 c.r. Length 11.84 inches, diameter 2.98 inches. Weight 12.5 lbs fuzed & filled. Filled with "P Mixture" (black... More
QF 12 Pdr 18 Cwt Cartridge 2 Lb 12 Oz Mk IIN - A drawing of a water he...
Diagram showing Cartridge Mk II, 2 lb 12 oz, Naval service, for British QF 12 pounder 18 cwt naval gun. Charge : 2 lb 12 oz 2 drams Cordite M.D., size 11, arranged in 1 central bundle and 6 outer bundles. A per... More
QF 12 Pdr Lyddite Shell Mk II Mk III - A diagram of a bullet and its c...
Diagram of British QF 12 pounder Common Lyddite Shells Mk III & Mk II, 1914. These represent early Marks of Lyddite shell, filled "solid", with TNT exploders in the nose instead of picric powder. Shell length 9... More
QF 12 Pdr Shrapnel Mk IX Shell 1918 - A drawing of a machine with a nu...
Diagram of British Mk IX QF 12 pounder Shrapnel shell, Naval service, 1918. Shell length 8.12 inch, diameter 2.98 inches. Contained 227 bullets (41/lb). Weight filled anf fuzed 12.5 lbs. The shell is of the mod... More
QF 12 Pdr Shrapnel Mk IX Shell 1918
Diagram of British Mk IX QF 12 pounder Shrapnel shell, Naval service, 1918. Shell length 8.12 inch, diameter 2.98 inches. Contained 227 bullets (41/lb). Weight filled anf fuzed 12.5 lbs. The shell is of the mod... More
QF 13 Pdr Mk II Shrapnel Round Diagram - A diagram of a large wooden s...
Diagram of British QF 13 pounder Shrapnel round MK II, 1914. Mk III Shell, Forged Steel, length 7.988 inches, diameter 2.99 inches. Head 2 c.r. No. 14 special narrow type driving band. 234 balls (41/lb). Cent... More
QF 15 Pdr Cartridge Mk III - A drawing of a toilet with a wooden seat
Diagram of Mk III cartridge for British QF 15 pounder field gun. Mk III cartridge case takes Percussion Primer No.3 in the base. Mk II cartridge case is similar, but takes Percussion Cap in a cap chamber. Mk I ... More
QF 1 Pounder Cartridge Diagram during World War I
Diagram of Mk II explosive and Mk I tracer rounds for British QF 1 pounder "pom-pom" gun. Total round length approximately 168mm, cartridge case lengh 94mm, shell + fuze length 94mm. Shell is made of cast iron.... More
QF 2 95 Inch Mk IV Double Shell - Drawing. Public domain image.
Diagram of British Mk IV QF Fixed round with 18 lb Double Common shell, for QF 2.95 inch Mountain Gun. Propellant : 5 oz Cordite Mark I, size 5. Igniter 4 drams S.F.G. 2 powder. Paper cylinder 2.65 inches long ... More
Architectural diagram - QF2.95inchMkIVShrapnelRound, public domain ima...
Diagram of British Mk IV Shrapnel round for QF 2.95 inch Mountain Gun, 1914. Propellant charge : 5 1/4 oz Cordite, size 5. Igniter of 4 drams S.F.G.2 powder. Paper cylinder between charge and shell, 2.65 inches... More
QF 3 Inch Shrapnel Tracer Mk I Shell Diagram
Diagram of British QF 3 inch Shrapnel Shell Mk I with tracer, 1914. Intended for anti-aircraft use with QF 3 inch 20 cwt anti-aircraft gun. The day tracer liquid is a mixture of turpentine and aniline dye. An o... More
QF 3 Inch Shrapnel Cartridge Mk I - A diagram of a long wooden structu...
Diagram of British QF 3 inch Mk I (12.5 lb) Shrapnel shell and cartridge, 1914. As used by QF 3 inch 20 cwt anti-aircraft gun. The propellant charge is 2 lb 7 6/16 oz of Cordite M.D., Size 11. Total weight of c... More
QF 3 Pdr Mk V Lyddite Shell Diagram - A diagram of the shell of a comm...
Diagram showing British QF 3 pounder Common Lyddite Shell Mark V. N.T. (Night Tracer), 1914. Intended for Naval service. Length 6.59 inches, diameter 1.842 inches. Weight filled & fuzed 3 1/2 lb. Bursting charg... More
QF 4 Inch Mk IV Gun Cartridge 5 Lb 1 Oz 12 Dr Mk II - A drawing of a m...
Diagram of British Mk II 5 lb 1 oz 12 drams Cordite cartridge, separate loading, for QF 4 inch Mk IV naval gun. Approximate length of cartridge case is 19 inches. Charge is 5 lbs 1 oz 12 drams Cordite M.D. Size... More
QF 6 Pdr Cartridges Mk XIII Mk XIV during World War I
Diagram showing British Mark XIV (top) and Mark XIII (bottom) cartridges for QF 6 pounder Hotchkiss gun. These were the latest available rounds as at the beginning of 1915. Mk XIV Cartridge was designated for N... More
V S Percussion Tube Mk VII Diagram during World War I
Diagram of British V.S. Percussion ("P") Tube Mk VII. Used for firing BL artillery with Percussion locks, Land and Naval service, except 15 inch, 13.5 inch Mk V and 12 inch Mk VII-VIII. May also be used with QF... More
Gyrocopter by Papin and Rouilly 1914
Plan of Gyropter invented by Papin and Rouilly from France, from Danish magazine "Illustreret Familiejournal" (Illustrated Familyjournal) 1914 no. 44, p. 29. The caption reads:"Diagram showing the parts of the ... More
Ståndare, Nordisk familjebok
Svenska: Ståndare: A tre tvärsnitt av ståndarknappar på olika utvecklingsstadier; i 2 och 3 är väggen mellan de ursprungliga knapprumsparen upplöst; k knappbandet. B ståndare med strängen fäst vid knappens mid... More
Flattop antenna 1912
A triatic or "flattop" antenna, a type of "inverted L" wire antenna used in high power very low frequency transmitting stations, particularly the longwave radiotelegraphy stations during the wireless era up u... More
Tropical Diseases - Chart 6
Chart 6.—Double continued fever, Hong Kong. o indicates a dose of antipyrin.
Tropical Diseases - Chart 5
Chart 5, Showing progress of plague in rats and mice. (After Glen Liston.)
Tropical Diseases - Fig 240
Diagram of the classification of the trypanosomes and allied flagellates. (After Wenyon.)
Psychopathology of everyday life - page 9
Diagram from page 9, Psychopathology of everyday life.
Diagram showing method of handling forms in Ordnance Department, U.S.A...
Diagram showing method of handling forms in Ordnance Department, U.S.A, 1917. Marshall (1921) described that this is a type of diagram of the non-mathematical kind: " [It is] used for illustrating the route o... More
Titanothere Osborn - A black and white photo of various animal heads
Diagram of the evolution of Titanothere horns. Top to bottom: Brontotherium, Protitanotherium, Manteoceras, Eotitanops.[1]
Chronic Backache 1035
CHRONIC BACKACHE--REYNOLDS AND LOVETT
Clepsydra-Diagram-Fancy - Drawing. Public domain image.
Diagram of a fancy clepsydra. Water enters and raises the figure, which points at the current hour for the day. Spillover water operates a series of gears that rotates a cylinder so that hour lengths are approp... More
U-Bahn Berlin Bismarckstrasse Deutsche Oper Schema 1908
Schema of the Berlin U-Bahnstation Deutsche Oper (former Bismarckstraße), 1908Deutsch: Schema des Berliner U-Bahnhofes Deutsche Oper (früher Bismarckstraße), 1908
U-Bahn Berlin Klosterstrasse Scan 19130 Zeichnung Karte
Draft of the Berlin U-Bahn station Klosterstraße (line U2) with map of a possible second lineDeutsch: Zeichnung des Berliner U-Bahnhofes Klosterstraße (linie U2) mit Karte einer ursprünglich geplanten, möglic... More
U-Bahn Berlin Inselbruecke Querschnitt 1913
Lateral cut of the Berlin U-Bahn station Inselbrücke (today Märkisches Museum)Deutsch: Querschnitt des Berliner U-Bahnhofes Inselbrücke (heute Märkisches Museum)
Spark gap transmitter diagram (alt)
Diagram of a spark-gap transmitter, the first widely used type of radio transmitter, used to send Morse code signals during the "wireless telegraphy" era between 1900 and 1920. This example, from a 1917 boy's ... More