hubbletinkertoy
Dave Skillman (left) and John Decker (right) work on building a Tinkertoy model of the Hubble Space Telescope's high-gain antenna on April 29, 1990.
Credits: NASA
Image CreditNASA
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Dave Skillman (left) and John Decker (right) work on building a Tinkertoy model of the Hubble Space Telescope's high-gain antenna on April 29, 1990.