Pedro Gruenholz

Stamps Year 1970 . Pedro Gruenholz

25th anniversary of the liberation of Prague
Czechoslovakia
20 Anniv.
Germany
Meeting of the pioneers
Germany
Epiphyllum flower
Germany
25 Anniv.
Germany
Meeting of pioneers
Germany
Friedrich Engels, politician
Vietnam
150 years
United States
150 years
United States
50th anniversary
United States