Impressive and Desirable World War II U.S. Bofors 40 mm | Rock Island Auction
Bofors 40 mm L/60 gun - Wikipedia
File:40mm M1 Anti-Aircraft Gun, on M2(A1) Carriage from TM9-1252 fig001.jpg - Wikimedia Commons
40-mm Automatic Gun M1 (AA)-TM 9-252
40-mm Automatic Gun M1 (AA)-TM 9-252
M1 40mm Bofors technical data sheet specifications information description intelligence pictures | United States US Army Light and Heavy weapons UK | United States US Army Military equipment UK
AFV-Club - 40 mm Automatic gun M1 (Bofors 40 mm AA) - plastic scale model kit in 1:35 scale (AF35163)//Scale-Model-Kits.com
Scalehobbyist.com: Bofors 40mm AA Gun (US M1 version) by AFV Club