Description
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Title
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Pyotr Chirvinsky
Russian and Soviet geologist Illustrated Envelop with special cancellation |
| Description | Pyotr Nikolaevich Chirvinsky (1880-1955) – Russian and Soviet geologist, petrograph, doctor of geological and mineralogical sciences (1919), professor (since 1909), dean of the mining department (1921-1929) of the Don Polytechnic Institute, head of the department of petrography (1943-1953) ) of the Perm University. |
| Type | Illustrated Envelop with special cancellation “100th Birthday Anniversary”, |
| Published by/for: | Ministry of Communications, 1980 |
| Condition: | Excellent |
| Edges/Corners | Fine |
| Used/Unused | Canceled |
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