- 1876: Johannes Bos
- 1881: Johanna Bos
|Offspring of Eva Bos and Jacob Keizer (1879-?)|
|Alida Keizer (1905-1953)||19 February 1905 Hoorn, North Holland, Netherlands||9 December 1953 Hoorn, North Holland, Netherlands||Jan Tol (1904-1992)|
|Anna Keizer (1909-1963)||24 February 1909 Hoorn, North Holland, Netherlands||8 July 1963 Hoorn, North Holland, Netherlands||Unknown Unknown Jan Tol (1904-1992)|
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