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Source:
Colnect
Issued by:
Russia
Function:
postage
Date:
5/14
/
1991
Denom:
15k
Color:
multicolored
Design type:
Nobel Prize winners (1991)
Design:
I. I. Mechnikov
Watermark:
unwmk
Perf:
12.25x12
Catalog value:
Prev:
15k d=A. D. Sakharov
Next:
15k d=I. P. Pavlov
External links:
Colnect 170796..iet_Union_USSR
