Sniper by ~AlexJJessup on deviantART US Marines- I wish the 40k universe includes the old fashioned sniper detachments in the IG Ranks, though they are present, they don't really capitalise on them or really utilise them properly
The Evolution of Handguns! Check out www.hankeringforhistory.com for more!
M1 Abrams tank firing a sabot round.36 Perfectly Timed Military Photos | PressRoomVIP - Part 11
Sherman Tank. Check out Gable and Morgan's review of Elizabeth Enright's Then There Were Five here: http://chaptersandscenes.wordpress.com/2014/06/14/gable-and-morgan-review-then-there-were-five/