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Source:
Colnect
Issued by:
Czechoslovakia
Function:
postage
Date:
1920
Issue:
1920a
Denom:
400h
Color:
brown
Design:
agriculture & science
Watermark:
unwmk
Perf:
Catalog value:
In collections:
used
(Stan Shebs)
Prev:
300h scar perf=13.75
Next:
500h grn perf=13.75
External links:
Colnect 150053..re_and_Science
Record of changes
