The Soviet Union 1957 CPA 2000 stamp, Portrait of Leonhard Euler (1707-1783)

Autor:

Post of the USSR

Credit:

http://kolekzioner.net/modules/smartsection/item.php?itemid=222

Krótki link:

https://plwiki.pl/b/f111

źródło:

Wikimedia Commons

Wymiary:

2009 x 1447 Pixel (1412792 Bytes)

Opis:

Portrait of Leonhard Euler (1707-1783) based on engraving by Christian von Mechel. Kunstkamera in Saint Petersburg and German Academy of Sciences at Berlin.

Licencja:

Public domain