Maria Hartog, born in Spaarndam circa 1849, daughter of Pieter Hartog and Catharina Baalberg.

Maria was married in Spaarndam on September 25, 1870, at the age of approximately 21 to
Bauke Zeilstra (aged approximately 25 years), born in Leiden circa 1845, son of Hendrik Baukes Zeilstra and Pietje Jans van der Els.