Realschule (today Erich Fried Realgymnasium), then the Realgymnasium Schottenbastei in Vienna, until 1931. Hausner studied at the Academy of Fine Arts in...

apartment for himself and his wife Maria, née Prenosyl (* 1907), at Schottenbastei 16 in Vienna's city center. After Anschluss, the annexation of Austria...

Abeles & Co.", agency and commission trade in Vienna I., located at Schottenbastei 4, as well as factories in Teesdorf, Lower Austria, and Dugaresa, Yugoslavia...