Born ‎8-12-1890 Amsterdam, Netherland, died ‎16-7-1943 Sobibor-Biala Podleska, Poland‎, 52 or 53 years. Son of Levie Slier and Jeannette van Sisteren - de Gorter‏

Born ‎18 feb 1892 Amsterdam,Netherland, died ‎16 jul 1943 Sobibor‎, 51 years, ‎1st marriage/ related to: Benjamin Slier/ van Sistere, ‎2nd marriage/ related to: N.N.. Daughter of Isaac Aaron Bos/ Roepe and Vogeltje Joseph Slier/ Witse‏