Pedro Gruenholz

I Centennial of the National Geological Institute

I Centenario del Instituto Geológico Nacional
OwnerPedro Gruenholz
CountryHungary
Face value40 f
Measures4,3x3,0 cms
Year1969
StateUsed
StatusExhibition - Non-transferable
CategoryCommemorations
FormatVertical
Other informationPerforated stamp
visualizations178