Unused sheet of 50 ten-cent stamps with artwork by Robert McCall honoring the Skylab space station, 9 x 10.25, signed in black ink by Skylab astronauts Alan Bean, Jack Lousma, Bill Pogue, Paul Weitz, and Owen Garriott. The sheet is also signed by McCall. In fine condition, with poor-to-moderate contrast to most of the signatures.
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