1. | Jan Frederik Lankamp was born about 1905 in Amsterdam, NH, NLD. Jan married Lubertha Johanna Machielse on 12 Oct 1932 in Amsterdam, NH, NLD. Lubertha (daughter of Jan Frederik Machielse and Anna Petronella Kreuger) was born about 1907 in Amsterdam, NH, NLD. [Group Sheet] [Family Chart] |