What types of guns did the US military use in WWI? - Quora
37mm Mle 1916 Infantry Gun
Canon d'Infanterie de 37 modèle 1916 TRP - Wikipedia
37mm Mle 1916 Puteaux à Rovereto, Italie - Canons survivants de la Grande Guerre / WW1 surviving guns
Cannone da 25/72 (Canon de 25 mm Semi-Automatique Lèger Modèle 1934 and Modèle 1937 in Italian Service) - Tank Encyclopedia
WW1 French Army – 3.7cm HOTCHKISS M1916 – COMPLETE ROUND & CASING – VERY NICE!
37mm Mle 1916 Infantry Gun
Quelques cartouches de 37 mm
Canon d'Infanterie de 37 modèle 1916 TRP - Militär Wissen
37M16Aberdeen1.jpg
WW1 US Army – 3.7cm HOTCHKISS 37mm M1916 – COMPLETE ROUND – VERY NICE!
37mm mle Machine Gun, Toy Soldiers Wiki
Anti-Tank Guns - Keiths Guide to Wargaming the French Army of 1940 (in 10mm / 12mm / N-Gauge)
Canon d'Infanterie de 37 modèle 1916 TRP, Military Wiki
37mmM1916PuteauxRovereto2.jpg