Pietje van Kamp, born in Amerongen on May 10, 1887, daughter of Evert van Kamp (coppersmith) and Aukje Keimpes Feenstra (maid servant).

Pietje was married in Amersfoort on December 16, 1914, at the age of 27 to
Jacobus de Mots (aged approximately 27 years), born in Amersfoort circa 1887, son of Melis de Mots (overwegwachter) and Gerritje Kuyt, carpenter.