the Soyuz TM-15 crew joined the existing resident cosmonauts:

only four of these covers were created

Apparently only 7 were made according to an info written by the previous owner on the backside

Historical Significance

two visits to the ISS

Dragon SpaceX CRS-29 flown ISS cover Apollo the Soyuz TM-15 crew joinedSpaceX CRS 29 Flown ISS Cover A Documented Artifact of Commercial Spaceflight Exceptional cover flown aboard the International Space Station during the SpaceX CRS 29 mission. SpaceX CRS 29 was NASAs 29th contracted Dragon cargo resupply mission to the ISS and an important demonstration of the increasingly routinebut still technically remarkablecommercial transportation system supporting the station. The mission launched from historic Launch Complex