According to Tokarev’s handwritten certification on the reverse

Such markings illustrate how astronauts and training crews refined procedures while preparing for lunar surface operations during the historic Apollo 17 in December 1972

This rare artifact offers a direct connection to one of humanity's most significant space missions

The two cosmonauts spent 6 hours and 1 minute outside the station conducting maintenance and scientific work

Rare and historically significant Soyuz TM-29 launch cover from the Baikonur Cosmodrome

ATV-3 "Edoardo Amaldi" Dragon FLOWN postcard record According to Tokarev’s handwritten certificationATV 3 "Edoardo Amaldi" Dragon + Ariane 5 FLOWN postcard. Made by EADS and officially approved by NASA, numbered and certified on the backside.