Hoellriegel Testifies on Mauthausen Gas Chamber
Hoellriegel provides evidence concerning killing facilities and procedures at Mauthausen concentration camp.
Role range: 1939-1945
Historical biography archive · Updated 2026-11-03
Alois Hoellriegel Biography and Timeline
Follow Alois Hoellriegel through 1 dated historical records for Austria.
Alois Hoellriegel, historical timeline
A chronological timeline drawn from matching World History Database records.
1Distinct records
1 of 1Page
1946–1946Years on this page
1946
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.