this attractive cover bears a special cachet and was postmarked aboard the International Space Station on April 12

Post-Cold War international cooperation

The aerogramme retains its partial original prefolding and is hand-signed by the three-member Soyuz TM-15 launch crew:

These covers were officially made by us from left-over material from previous artifact presentations – garantueed for lifetime

Hermann Oberth + Albert Puellenberg – rocket pioneers final moon landing this attractive cover bears aCommemorative cover hand signed by rocket pioneers Hermann Oberth and Albert Puellenberg, first European to invent the liquid fuel rocket !