The rise and progress of the British explosives industry. 1909, S. 368 [5].
doi.org
Thomas Enke: Grundlagen der Waffen- und Munitionstechnik. 2., aktualisierte Auflage. Walhalla Fachverlag, Regensburg 2021, doi:10.5771/9783802947780, S. 155 f.
google.de
books.google.de
George D. Moller: American Military Shoulder Arms, Volume III: Flintlock Alterations and Muzzleloading Percussion Shoulder Arms, 1840–1865. Verlag University of New Mexico Press, 2011, ISBN 9780826350022, S. 23 [1].
Jeff Kinard: Pistols: An Illustrated History of Their Impact. Verlag ABC-CLIO, 2003, ISBN 9781851094707, S. 53–54 [2].
Dennis Alder: Colt Single Action: From Patersons to Peacemakers. Simon and Schuster, 2015, ISBN 9781510709225, S. 109 [3].
Steven T. Ross: From Flintlock to Rifle: Infantry Tactics, 1740–1866. Verlag F. Cass, 1996, ISBN 9780714641935, S. 107 [4].