The shining star of my IGY collection (so far?)

Signed FDC for International Geophysical Year issue 🇺🇸 United States, 3¢ | Issued May 31, 1958 | Scott 1107 One of my central topical philatelic interests is the International Geophysical Year. I’m fascinated by these nascent days of space science and global cooperation. The IGY also marks a period when the last few empty spots... Continue Reading →

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