Colnect-3076-776-Observatory-Palomar-Mountain-California.jpg
Source: Colnect
Issued by: United States
Function: postage
Date: 8/30/1948
Denom: 3c
Color: blue
Design: Palomar Mountain Observatory
Watermark: unwmk
Perf: 10.5x11
Catalog value:

In collections: used (Stan Shebs)

External links:
Colnect 101720..tes_of_America