CoinWorld - An Apollo 15 Robbins medal struck using metal from a 1715 Silver Plate Fleet silver bar flown aboard the 1971 space mission is coming to auction by RR Auction. Bidding opens April 13 and closes April 20.

Apollo 15 astronaut David Scott carried aboard the spacecraft in his Personal Preference Kit a nearly 1-kilogram silver bar that had been salvaged from the 1715 Silver Plate Fleet, which sunk off the Florida coast. Silver from the space-flown bar was used in the production of medals marking the Apollo 15 mission.
The medal in the auction is numbered 143.
Among other space exploration and aviation medals in the 487-lot sale is a space-flown Apollo 16 medal gifted to Apollo 12 and Skylab 3 astronaut Alan Bean and a 1929 porcelain medal honoring the LZ 127 Graf Zeppelin.
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