Welsbach was born in Vienna, son of Therese and Alois Ritter Auer von Welsbach, director of the Imperial printing office ("Staatsdruckerei") in the days of the Austro-Hungarian Empire.
Welsbach was born in Vienna. Welsbach was born in son of Therese. Welsbach was born in Alois Ritter Auer von Welsbach in the days of the Austro-Hungarian Empire. Alois Ritter Auer von Welsbach was director of the Imperial printing office ("Staatsdruckerei").