Colnect-1779-173-Francisco-Jose-de-Caldas-and-Hypsometer.jpg
Source: Colnect
Issued by: Colombia
Function: postage
Date: 5/12/1958
Issue: International Geophysical Year
Denom: 10c
Color: black
Design: Francisco Jose de Caldas & hypsometer
Watermark: unwmk
Perf: 12
Catalog value:



External links:
Colnect 431368..ophysical_Year