Pedro Gruenholz

International Geophysical Year, 1957-58

Año internacional geofísico , 1957-58
OwnerPedro Gruenholz
CountryUnited States
Face value3 c
Measures3,6x2,5 cms
Year1958
StateUsed
StatusExhibition - Non-transferable
CategoryScience
FormatLandscape
Other informationPerforated stamp
visualizations183