Image Colnect-135-963-Carl-Auer-von-Welsbach-1858-1929-gas-mantle-light.jpg

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Type: stamp Issuer: Austria Date: 1936 Denom: ? Visibility: public Image owner: none semipostal 12/6/1936 40+40g blblk dt=Austrian inventors d=Carl Auer von Welsbach unwmk perf=12.5 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/images/b/135/963/Carl-Auer-von-Welsbach-1858-1929-gas-mantle-light.jpg Uploaded August 17, 2014, 2:28 pm by Stan Shebs