Meijer Elsas was a son of Jacob Elsas and Leentje Zwaab. He married Judith van der Tong in 1880 in Amsterdam. She passed away in 1937. They had four children, among whom Jacob (who passed away in 1914), Betje (who passed away in 1921) and Mozes. Lammert Roeper was a stepson.
Stadsarchief Amsterdam, archiefkaart Meijer Elsas
Biography