The aerogramme remains partially prefolded and is hand-signed by members of the mission crew

We have closely examined the beta cloth and found evidence of lunar dust throughout the entire beta cloth segment

The marsrock comes in a plastic box and weighs about 7-10mg

The cover is hand-signed by the two complete Soyuz crews:

JL Chretien Salyut+ MIR 3 times ! flown cover - ex Chretien ! ASTP The aerogramme remains partially prefoldedJean Loup Chrtien Unique Triple Flown Salyut 7 and Mir Cover from His Personal Collection A truly exceptional artifact of French and European space history: a philatelic cover flown into space on all three missions of Jean Loup Chrtien, the first French astronaut and the first Western European to travel into space. Originating from the personal collection of Jean Loup Chrtien himself, this remarkable cover accompanied him across three separate