[HERMASZEWSKI MIROSLAW]. Soviet commemorative envelope....

[HERMASZEWSKI MIROSLAW]. Commemorative Soviet first-circulation envelope issued on the occasion of the day of? Cosmic Biology and Medicine in 1978. Commemorative stamp on the envelope dated 1979 - Cosmonautics Day. On the envelope there is a dedication and autograph of the only Polish cosmonaut Miroslav Hermaszewski to Piotrek Fedak and another written in Russian - it is probably not ? however, the entry and autograph of the Soviet cosmonaut Klimiuk, who was Hermaszewski's partner. The dedication entries bear the date 4. 06. 80.