↑ 1.01.1Sue Pudwill. The De Jong / Van Dyk Family History, with Netherlands Ancestry information provided by Ypes Brouwers, Genealo. (Privately published manuscript dtd. Oct 1987 with genealogy, stories, and pictures, 131 pages xeroxed folder-bound in an unknown number of copies. Netherlands Ancestry information provided by Ypes Brouwers, Genealogist, Leeuwarden, Friesland, the Netherlands, (work for hire), in letters to Ms Pudwill, reproduced in her book.) Excerpt from Brouwers letter to Pudwill 13 March 1987.
to trace the parents of Douwkje two sisters [of Douwkje] were found: Sytske Tjeerds Jellema, born Leeuwarden 1791, marries Franekeradeel 28.7.1822, and Maaike Tjeerds Jellema, born Slappeterp 1798, marries Franekeradeel 8.12.1822.