There’s some interesting information over at Gwinn Firearms about this 1970s conversion of the M16 rifle by Bushmaster, which was tested by the Air Force to give downed pilots a little more punch and range than a ordinary handgun can afford. Component diagram:

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Additionally, here’s a video link I found, which shows the pistol in operation. […]

The cover of the June 1981 issue of Future life. There’s something about a flimsy NBC suit, the triangular handguard version of M16 and Ray Bans that takes you back to the world of imagined postapocalyptic adventure.

Intelligence photographs from 1984 of the control unit for the Soviet AT-3 anti-tank missile.

A sequence of maps from a 1987 Department of Defense study, reveal the visual contours of a now impossible future: the conquest of the world by the Soviet Union.

Modern digital camouflage has a Cold War origin in experiments conducted in the late 1970s by the United States Army.