Elias Nathan Tas studied medicine in Amsterdam, where he sat for his medical finals on 25 March 1899.
He lived and practised medicine as family doctor at 61 Noorder Amstellaan in Amsterdam. About the origin of cancer, he published for example in 1938 the study 'Cancer. Cause and prevention'.
Eli…
Rebecca Clara Hen trad op 18 april 1901 in Amsterdam in het huwelijk met Elias Tas.
De scheiding werd uitgesproken op 25 september 1915 in Amsterdam.
Bron Stadsarchief Amsterdam persoonskaart Rebecca Clara Hen
https://archief.amsterdam/indexen/persons?ss=%7B%22q%22:%22rebecca%20hen%22%7D