Wilhelm Conrad Röntgen (Free City of Danzig 1939)

29 April (Free City of Danzig ) within release Portraits of Mendel, Koch and Röntgen goes into circulation Stamp Wilhelm Conrad Röntgen face value 25 Danzig pfennig

Stamp Wilhelm Conrad Röntgen in catalogues
Michel:	Mi:FSD 308
Polish Stamps Catalog (Fischer):	Pol:FSD 306

Stamp is vertical format.

Also in the issue Portraits of Mendel, Koch and Röntgen:

• Stamp - Gregor Johann Mendel face value 10;
• Stamp - Robert Koch face value 15;
• Stamp - Wilhelm Conrad Röntgen face value 25;