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Source:
Colnect
Issued by:
China, PRC
Function:
postage
Date:
12/29
/
1978
Issue:
Mining Development
Denom:
10f
Color:
multicolored
Design:
Opencast mining
Watermark:
unwmk
Perf:
11x11.25
Catalog value:
Prev:
8f d=Tunneling
Next:
20f d=Coal transport
External links:
Colnect 654900..oples_Republic
Record of changes
