Maria Catharina de Vries, born in Harlingen circa 1897, daughter of Bonifacius de Vries and Grietje Smids (koffiehuishoudster).

Maria was married in Harlingen on January 24, 1921, at the age of approximately 24 to
Hermanus Tichelaar (aged 30 years), born in Harlingen on August 22, 1890, son of Hendrik Tichelaar (merchant, workman and postman) and Klaasje Bonk, boilermaker and ondermachinist.