Space Shuttle Atlantis STS-46 unflown sterling silver Robbins medal, approximately 1.75 x 1.75 with a raised design on the face of the mission insignia, and the astronauts’ names. The reverse of the sterling silver medal is engraved with the July 31, 1992, launch date and the August 8, 1992, re-entry date. Serial numbered “181” around the edge. Condition is mint state. Encapsulated in a plastic NGC holder and graded MS64. RR Auction COA.
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