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Source:
Colnect
Issued by:
China, PRC
Function:
postage
Date:
3/30
/
1966
Denom:
22f
Color:
multicolored
Design type:
new industrial machinery
Design:
Electron accelerator
Watermark:
unwmk
Perf:
Catalog value:
Prev:
10f d=Milling machine perf=11x11.5
Next:
5/10/1966 8f dt=women in occupations d=Military & civilian workers perf=11
External links:
Colnect 225389..oples_Republic