Mongolian stamp commemorating Sergei Korolev (1907-1966), considered the father of practical astronautics. Often referred to as Chief Designer, Korolev was the lead Soviet rocket engineer during the 1950s and 1960s. Issued in 1981. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Giphotostock |
Bildgröße: | 3174 px × 4685 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |