published on: 2014-06-29 11:03:09
polworld.tumblr.com/post/90232745360/
polworld.tumblr.com/post/90241508369/
Submarines of the Tsarist Navy
polworld.tumblr.com/post/90341546904/
The rooftop test track on the FIAT factory in Turin, 1928
Cosmonauts; Vladimir Shatalov, Viktor Gorbatko, Valeri Kubasov,