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Source:
Colnect
Issued by:
Czechoslovakia
Function:
postage
Date:
1/20
/
1961
Issue:
3rd 5-year plan
Denom:
30h
Color:
vermilion
Design:
turbine generator
Watermark:
unwmk
Perf:
11.25x11.75
Catalog value:
In collections:
used
(Stan Shebs)
Prev:
20h bl d=rolling mill
Next:
60h grn d=ditch-digging machine
External links:
Colnect 133223..Five-Year_Plan
