Julius Cacka
Space Mail USSR/Russia, Postmarks of the Space-theme Russia, USSR, Czech Republic

Expert since: 2007 ·  AIEP member since: 2019
Astro Space Stamp Society, Society of the Space, AIJP

Correspondence: German, Russian, Czech

Chudanicka 1079/10
10 Praha
Czech Republic

Personal reference collections: Cooperation of Russia in Space exploration 1957-1995
Personal forgeries collections: Types and Forgeries of Kosmos-theme Russian Postmarks