Posted by Tom Salzer on July 13, 2016, 8:03 pm, in reply to "Re: "Ordnance Guns""
You can find some interesting information at "Military shotguns Of World War II" by Eric H. Archer. It appears in Gun Digest 42nd Annual Edition-1988. My field grade ordnance gun is an arsenal rebuild and likely made it back to a US arsenal from the South Pacific.