Elias Aandagt was a son of Isaac Aandagt and Aaltje Kool. Because his parents were divorced in 1934, Elias Aandagt stayed in the Bergstichting since 1937.
Elias had five other siblings: Jacob, Rebecca, Joseph, Elisabeth and Asser. Beside them he had two half-sisters 541892 en 568686.
City Archive of Amsterdam, archive card of Elias Aandagt and Isaac Aandagt.