Title:
Carl Auer von Welsbach (1858-1929): gas mantle light
Country:
Austria
Denomination:
40+40 Austrian groschen
Issue Date:
1936-12-06
Color:
Blue black
Print Method:
Recess
Perforation:
line 12½
Watermark:
No Watermark
Dimensions:
33 x 33 mm
Emission:
Semi-Postal
Series:
Inventors
Catalog Numbers:
Mi:AT 635,Sn:AT B149,Yt:AT 492,Sg:AT 801,AFA:AT 548,ANK:AT 635,Un:AT 492
Date Added:
2025-10-29 14:42:30
Themes:
Famous People | Inventors | Technology
Date Added:
2025-10-29 14:42:30
