References:

Gatling:

G1. Weapons of the American Civil War, Ian V Hogg, 1987 ISBN 0-600-55259-4

G2. The Gatling Gun, Joseph Berk, 1991, ISBN 0-87364-644-4

G3. The Gatling Gun Notebook, 2000, James B Hughes, ISBN 0-917218-94-9

G4. U.S. Patent 36836 dated 4 November 1862, Improvements in Revolving Battery Guns, Richard J Gatling, Indianapolis, Indiana

G5. U.S. Patent 47,631 dated 9 May 1865, Improvement in Battery-Guns, Richard J Gatling, Indianapolis, Indiana

Nordenfelt:

N1. Manual of Gunnery for Her Majesty's Fleet, 1885

N2. Handbook of the 1" Nordenfelt Gun, 1883

N3. Nordenfelt Machine Guns, Nordenfelt, 1884

N4. Nordenfelt's Machine Guns, Ian Skennerton, Arms and Militaria Collector, No. 24

N5. Treatise on Ammunition, 1887

N6.

Hotchkiss:

H1. The Hotchkiss Revolving Cannon, Lieut... Edward Very USN, 1885

H2. A Description of the Hotchkiss Revolving Cannon, Alfred Koerner, 1874

H3. The Hotchkiss Revolving Cannon, Alfred Koerner, 1879

H4. On Hotchkiss' Revolving Guns, B. B. Hotchkiss, Journal of the Royal United Service Institution, Vol.. XXIV, 1880

H5. Hotchkiss 37mm Revolving Cannon, Peter Smithurst, Royal Armouries Year Book Volume 2, 1997

H6. The Hotchkiss Revolver Revisited, Roger Cook, Ordnance Society Newsletter No. 72, Oct 2005

H7. The Congress of St. Petersburg - D. Schindler and J. Toman, The Laws of Armed Conflicts, 3rd ed., Martinus Nijhoff Publishers/Henry Dunant Institute, Dordrecht/Geneva, 1988

Gardner:

Gn1. Royal Armouries, Leeds, information for visitors.

Mitrailleuse: