Stefan Tilkov (@stilkov): "Beautiful covers of NASA documents from the past: http://space.kinja.com/twenty-awesome-covers-from-the-us-space-program-461436874" | nitter

Stefan Tilkov @stilkov

5 Apr 2013

Beautiful covers of NASA documents from the past: space.kinja.com/twenty-aweso…

Apr 5, 2013 · 6:05 PM UTC

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