Palomar Mountain Observatory 1948

Now showing: United States - Postage stamps - 1948 - Palomar Mountain Observatory - 1 stamps.

1948 Palomar Mountain Observatory

30. August WM: None Design: Victor S. McCloskey, Jr. Engraving: Bureau of Engraving & Printing. Perforation: 10½ x 11

[Palomar Mountain Observatory, type QE]
No. Type D Mint Condition Unused Used Letter/FDC
775 QE 3C 0.30 - 0.30 - USD  Info
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