<a href="https://en.wikipedia.org/wiki/Apollo_8" class="extiw" title="w:Apollo 8">Apollo 8</a> (S68-51093, December 1968) Flown Silver Robbins Medallion (SN-264) from the collection of <a href="https://en.wikipedia.org/wiki/Rusty_Schweickart" class="extiw" title="w:Rusty Schweickart">Rusty Schweickart</a><br>(6075-40038)
Struck by Robbins Company for NASA
1968
Heritage Auctions <a rel="nofollow" class="external text" href="https://historical.ha.com/itm/transportation/apollo-8-flown-silver-robbins-medallion-directly-from-the-personal-collection-of-astronaut-rusty-schweickart-serial-number-2/a/6075-40038.s">Lot 40038</a>, 30 November 2011