30th Anniversary of the International Geophysical Year
First day cover. South Georgia. Cachet: map of South Georgia. Three stamps: International Geophysical Year emblem; Grytviken; glaciology. 5 December 1987.
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Format: | Other/Unknown Material |
Language: | unknown |
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American University Library. Archives and Special Collections.
1987
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Online Access: | https://auislandora.wrlc.org/islandora/object/auislandora%3A4933/datastream/TN/view/30th%20Anniversary%20of%20the%20International%20Geophysical%20Year.jpg |