History: Equipped with gas masks, tommy guns and .45-caliber revolvers, the full crew of an M-3 dismounts to engage the enemy on foot, 1942 (album in the comments) [923 x 881]

http://i.imgur.com/Yc36tXe.jpg via /r/HistoryPorn http://www.reddit.com/r/HistoryPorn/comments/41q4x0/equipped_with_gas_masks_tommy_guns_and_45caliber/