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soviet union

  1. T

    Did the German 3,7 cm Flak SK C/36 exist?

    I am currently researching the history of automatic cannon and their ammunition and would appreciate some help with an obscure German naval AA gun: the 3,7 cm Flak SK C/36. I have put down my thoughts on this almost unknown project as follows: The evidence in favour of its existence is as...
  2. Grey Havoc

    "The Polygon" - Semipalatinsk Test Site

    https://en.wikipedia.org/wiki/Semipalatinsk_Test_Site https://en.wikipedia.org/wiki/Lake_Chagan https://en.wikipedia.org/wiki/Nuclear_Explosions_for_the_National_Economy
  3. Grey Havoc

    Program-2005 (Soviet Union)

    Came across a couple of documents that mentioned this abortive late 1980s/early 1990s plan for the future of the Soviet (civil) space program out to the year 2005. Included preparatory work & supporting projects, such as Mars '94 and a sample return mission in 1998, for the Mars Expedition...
  4. Michel Van

    An-22PLO (nuclear powert ?)

    i found this on German Wikipedia An-22PLO in October 1965 experiments start for a nuclear power An-22 Build aircraft 01-06 was used for radiation shield test Build aircraft 01-07 had the Reactor on board in September 1972 01-07 began 23 test flights near Semipalatinsk under codename "Stork"...
  5. cluttonfred

    Land-based hovercraft

    The "hovertank" is a staple of science fiction novels and board games, yet in the real world fans and skirts never seem to have supplanted wheels or tracks. Does anyone have any projects or prototypes to share on proposed land-based hovercraft? Cheers, Matthew
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