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zstechly
Slide Rule #1
Sergei Korolev's slide rule
306
views
1
fave
0
comments
Uploaded on June 14, 2007
Taken on June 9, 2007
Slide Rule #1
Sergei Korolev's slide rule
306
views
1
fave
0
comments
Uploaded on June 14, 2007
Taken on June 9, 2007