Liwei Yang+ Alexei Leonov inperson autographs X-15 From the celebrated astrophilatelic collection

From the celebrated astrophilatelic collection of Jacques Bracke

This 7x9 rigid foam presentation bears a fragment of the flown X-15 #3 that has been recovered by a team of aerospace archaelogists and sold in an effort to ensure their preservation as as raise funds for future team efforts

A triangle piece of aluminum foil (a spare piece from Apollo SWC) mounted onto a 6x8 card presentation

1969) was a critical milestone in the Apollo program

becoming the first professional film crew to shoot a feature movie in orbit

Liwei Yang+ Alexei Leonov inperson autographs X-15 From the celebrated astrophilatelic collectionExtremely rare inperson signature of Liwei Yang and Alexey Leonov, obtained by cosmonaut Treshev's son Alexey during the ASE congress in Beijing 2014. Comes with COA and further documentation !