| Isaac Moses Willing Slap (1852 - 1919) |
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| Rachel Aaron Sturk Waas (1854 - 1932) |
| Jonas Kijl | Schoontje Waas Slap |
| b. 2 Apr 1886, Amsterdam, Nord-Holland, Netherlands d. 16 Jul 1943, Sobibor Death Camp, Biala Podleska, Poland. bur. occ. edu. rel. |
b. 20 Jan 1890, Arnhem, Gelderland, Netherlands. d. 16 Jul 1943, Sobibor Death Camp, Biala Podleska, Poland. bur. occ. edu. rel. |
| Hartog Kijl Isaac 'Ise' Kijl Maria Kijl Rachel Kijl Rachel 'Cellie' Kijl |