 Gerardus Hendricus Posthumus, son of Gerrit Hielkes Posthumus and Maria Bruinsma.Born 13 Aug 1891 Amsterdam Married 19 Aug 1915 Amsterdam, age 24 years to: | |||
| Gerardus Hendricus Posthumus, son of Gerrit Hielkes Posthumus and Maria Bruinsma. Born 13 Aug 1891 Amsterdam Married 19 Aug 1915 Amsterdam, age 24 years to: | |||
