| QF 1 pdr Mark I & II ("pom-pom") | |
|---|---|
 Mk II gun dated 1903, on anti-aircraft mounting, at the Imperial War Museum, London.[1] | |
| Type | Autocannon |
| Place of origin | United Kingdom |
| Service history | |
| In service | 1890s–1918 |
| Used by | South African Republic British Empire Khedivate of Egypt[2] German Empire Paraguay Belgium United States Finland Bolivia[3] |
| Wars | Mahdist War[4] Spanish–American War Second Boer War 1904 Paraguayan Revolution[5] Herero Wars[6] World War I Finnish Civil War Chaco War Winter War |
| Production history | |
| Designer | Hiram Maxim |
| Designed | Late 1880s |
| Manufacturer | Maxim-Nordenfelt Vickers, Sons & Maxim DWM |
| Variants | Mk I, Mk II |
| Specifications | |
| Mass | 410 pounds (186.0 kg) (gun & breech) |
| Length | 6 ft 1 in (1.85 m) (total) |
| Barrel length | 3 ft 7 in (1.09 m) (bore) L/29 |
| Shell | 37 x 94R Common Shell |
| Shell weight | 1 lb (0.45 kg) |
| Calibre | 37-millimetre (1.457 in) |
| Barrels | 1 |
| Action | automatic, recoil |
| Rate of fire | ~300 rpm (cyclic) |
| Muzzle velocity | 1,800 ft/s (550 m/s)[7] |
| Maximum firing range | 4,500 yards (4,110 m) (Mk I+ on field carriage)[8] |
| Filling weight | 270 grains (17 g) black powder |
The QF 1 pounder, universally known as the pom-pom due to the sound of its discharge,[9][10][11] was a 37 mm British autocannon, the first of its type in the world. It was used by several countries initially as an infantry gun and later as a light anti-aircraft gun.
- ^ Imperial War Museum (2012). "1 pdr Vickers Gun Mk II". Imperial War Museum Collections Search. Retrieved 18 February 2012.
- ^ Knight, Ian, British Infantryman vs Mahdist Warrior: Sudan 1884–98: Osprey Publishing (2021)
- ^ Huon, Jean (September 2013). "The Chaco War". Small Arms Review. Vol. 17, no. 3. Archived from the original on 19 August 2019. Retrieved 24 December 2022.
- ^ Encyclopedia of African colonial conflicts. Timothy J. Stapleton. Santa Barbara, Calif. 2017. ISBN 978-1-59884-837-3. OCLC 950611553.
{{cite book}}: CS1 maint: location missing publisher (link) CS1 maint: others (link) - ^ "La Revolucion Paraguaya de 1904".
- ^ "THE REVOLVERKANONE AND THE MASCHINENKANONE IN THE HERERO WAR".
- ^ "Handbook of the 1-PR. Q.F. Gun", 1902. Page 19, Range Table for British Mk I gun. Muzzle Velocity of 1,800 ft/second, firing 1-pound projectile with 1 oz 90 grains Cordite.
- ^ Hogg & Thurston 1972, pp. 22–23
- ^ The Waverley pictorial dictionary (Volume SIX). London: Waverley Book Co. p. 3335.
- ^ "Weapons". Australian Boer War Memorial Committee. Archived from the original on 19 July 2008. Retrieved 28 August 2008.
- ^ "...my paper strength will be 2,400 mounted men, 6 guns, and 8 pom-poms". Brigadier Henry Rawlinson, 2 January 1902, in South Africa. From "The Life of General Lord Rawlinson of Trent", by Sir Frederick Maurice. London: Cassell, 1928