History: One of the Mercury astronauts in the MASTIF (Multiple Axis Space Test Inertia Facility), a three-axis gimbal rig for simulating tumbling motions that might be encountered in space, Lewis Research Center, Cleveland, Ohio, 1960 [775x898]

https://i.redd.it/wtteyoksekf21.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/aotjk3/one_of_the_mercury_astronauts_in_the_mastif/?utm_source=ifttt