No photo.
- Profession: Doctor of Medicine. Chief physician at the Low sanatorium.
- Residences: Vienna.
- Relation to Mahler: Year 1911, Health.
- Correspondence with Mahler:
- Born: 12-01-1853 Satorialjaujhely (Ujhely), Hungary.
- Died: 1918. Aged 65.
- Buried: Central cemetery, Vienna, Austria. Old Jewish Cemetery, Grave 6-4-43.
Married 21-04-1884 Vienna to Laura Unger (Born 22-03-1864 Vienna).
Three children:
- Irene Sophia (1885)
- Anton (1887)
- Marie Jos Nanette (1892)