Référencement et cotations de pièces d'or et d'argent
First US Man In Orbit
20.17 g - BE
First US Man In Space
20.85 g - BE
Saturn 5 Rocket
20 g - BE
Third US Man In Orbit
20.85 g - BE
First Man on the Moon
31.27 g
Americas First Man To Walk In Space
26.56 g - BE
Syncom II First Synchronous Orbit Satellite
26.23 g
Surveyor I Ameircan's First Lunar Lander
26.56 g - BE