![File:Wiener Zentralfriedhof - evangelische Abteilung - Carl Auer von Welsbach.jpg - Wikimedia Commons File:Wiener Zentralfriedhof - evangelische Abteilung - Carl Auer von Welsbach.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/e/e5/Wiener_Zentralfriedhof_-_evangelische_Abteilung_-_Carl_Auer_von_Welsbach.jpg)
File:Wiener Zentralfriedhof - evangelische Abteilung - Carl Auer von Welsbach.jpg - Wikimedia Commons
![Plaque at the Carl Auer von Welsbach Museum, Althofen, Carinthia, Austria, Stock Photo, Picture And Rights Managed Image. Pic. IBR-3667596 | agefotostock Plaque at the Carl Auer von Welsbach Museum, Althofen, Carinthia, Austria, Stock Photo, Picture And Rights Managed Image. Pic. IBR-3667596 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/ee529975d69e74d2b3ef222290d57048/ibr-3667596.jpg)
Plaque at the Carl Auer von Welsbach Museum, Althofen, Carinthia, Austria, Stock Photo, Picture And Rights Managed Image. Pic. IBR-3667596 | agefotostock
![O) 2012 Austria, Carl Auer VON Welsbach, Lamp - Energy - Developed Railway for M | Europe - Austria, Stamp / HipStamp O) 2012 Austria, Carl Auer VON Welsbach, Lamp - Energy - Developed Railway for M | Europe - Austria, Stamp / HipStamp](https://storage.googleapis.com/hipstamp/p/9503cdd5e284f3327d80e0a4c1ed2c30-800.jpg)
O) 2012 Austria, Carl Auer VON Welsbach, Lamp - Energy - Developed Railway for M | Europe - Austria, Stamp / HipStamp
![Stamp: Carl Auer von Welsbach (1858-1929): gas mantle light (Austria) (Inventors) Mi:AT 635,Sn:AT B149,Yt:AT 492,Sg:AT 801,AFA:AT 548,ANK:AT 635 Stamp: Carl Auer von Welsbach (1858-1929): gas mantle light (Austria) (Inventors) Mi:AT 635,Sn:AT B149,Yt:AT 492,Sg:AT 801,AFA:AT 548,ANK:AT 635](https://i.colnect.net/f/135/963/Carl-Auer-von-Welsbach-1858-1929-gas-mantle-light.jpg)
Stamp: Carl Auer von Welsbach (1858-1929): gas mantle light (Austria) (Inventors) Mi:AT 635,Sn:AT B149,Yt:AT 492,Sg:AT 801,AFA:AT 548,ANK:AT 635
![portrait de Carl Auer, baron von Welsbach chimiste et industriel autrichien, (1858 1929) chromolitog portrait de Carl Auer, baron von Welsbach chimiste et industriel autrichien, (1858 1929) chromolitog](https://www.imago-images.de/bild/st/0063451458/w.jpg)
portrait de Carl Auer, baron von Welsbach chimiste et industriel autrichien, (1858 1929) chromolitog
![CARL AUER baron von WELSBACH Austrian chemist who discovered two rare-earth elements and invented the incandescent gas mantle. Date: 1858 - 1929 Stock Photo - Alamy CARL AUER baron von WELSBACH Austrian chemist who discovered two rare-earth elements and invented the incandescent gas mantle. Date: 1858 - 1929 Stock Photo - Alamy](https://c8.alamy.com/comp/G374J9/carl-auer-baron-von-welsbach-austrian-chemist-who-discovered-two-rare-G374J9.jpg)