US Soldier and dog wearing gas masks during military exercises, West Germany, 1955 (lemmy.world)

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Known as the “Bayou St. John submarine”, this vessel was discovered when the Bayou St. John, in New Orleans was dredged by the US Government in 1878. For years, the vessel was thought to be the Confederate submarine Pioneer, but research in the 20th century showed it was of a different design. There is no surviving...
This is from a collection of 34 photographs that were in a book about World War 1, ‘Death in the Air: The War Dairy and Photographs of a Flying Corps Pilot’ published in 1933....
Full description: I saw an AK-47 while in Vietnam and it had a 30 round magazine. So I cut the top and bottom off of a couple of M-14 Magazines and welded them together and made a “40” Round magazine for my M-14. It really didn’t work very well when test firing it, several of the last rounds would not chamber with only two...