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Sigismund Wróblewski and Karol Olszewski Commemorative

Name: Sigismund Wróblewski and Karol Olszewski Commemorative
Brand: Poland

Poland · 2015 · 4,20 zł

The stamp features portraits of Polish scientists Sigismund Wróblewski and Karol Olszewski, with scientific apparatus in the background, commemorating their contributions to physics and chemistry.

This stamp commemorates Sigismund Wróblewski and Karol Olszewski, Polish chemists and physicists renowned for their pioneering work in the liquefaction of gases, particularly oxygen and nitrogen, in the late 19th century.

Printing Method

Offset

Themes

personalities scientists chemistry physics commemorative

Image: <a href="//commons.wikimedia.org/w/index.php?title=User:Alowell&action=edit&redlink=1" class="new" title="User:Alowell (page does not exist)">Alowell</a> · License: CC BY-SA 3.0

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