Pedro Gruenholz

Stamps Year 1969 . Pedro Gruenholz

50 Anniv.
Czechoslovakia
50 years of foundation of Comenius University of Bratislava
Czechoslovakia
50 years of the Slovak national theater
Czechoslovakia
space exploration
Hungary
Maidanek concentration camp memorial
Poland
Protected plants: Grambe maritima
Germany
Russian paintings: Man on the riverbank
Germany
Russian paintings: Spring is coming
Germany
Russian paintings: Boats on the river
Germany
Russian painting Siberian Master
Germany