Philatelia.Net: The literature / Stamps / Sofya Kovalevskaya


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Philatelia.Net / The literature / Stamps /

Series: Russian Scientists

USSR, 1951, 40 kop. 12 (1/2). violet

Catalogues:
CFA "Souzpechat": 1635
Michel: 1578
Scott: 1570
Stanley Gibbons: 1722
Yvert et Tellier: 1559