Colnect-193-811-International-Quiet-Sun-Year.jpg
Source: Colnect
Issued by: Russia
Function: postage
Date: 1/1/1964
Issue: International Quiet Sun Year
Denom: 10k
Color: multicolored
Design: globe and Sun
Watermark: unwmk
Perf: 12
Catalog value:

In collections: used (Stan Shebs)

External links:
Colnect 88201-..iet_Union_USSR