BURUNDI Space PROOF SET

These sheets commemorate these great Russian achievements in space:

- Strelka, Belka and Spoutnik 5 (1960)
- Alexsey Leonov and Voshkod 2 (1965)
- Luna 9 (1966)
- Vladimir Komarov and Soyuz 1 (1967)

This is a set of five progressive proofs comprising four individual colours plus one full colour composite. All these sheets are imperforated. Only 10 sets printed in this proof format !