THE U.S. 37-MM GUN IN WORLD WAR II is a new book from CASEMATE PUBLISHERS. Part of their Casemate Illustrated Special series, it features contemporary photographs and reproductions from technical manuals , and color photographs of preserved/restored guns, supporting a history of the gun from concept and development, through war use.
This is partial text from the full article (usually with photos) at https://armorama.com/news/the-u-s--37-mm-gun-in-world-war-ii