Family History Library
Grote Kerk - Nederduitse Gereformeerde Kerk te Haarlem (church), Schraders, Helena (baptism) - Book of baptisms 1767-1775, volume 42, sheet 183. (The Genealogical Society of Utah (FamilySearch), Salt Lake City, Utah, U.S.A., 1950 [FHL Film 115551]) - Schraders, Helena (baptism) - Book of baptisms 1767-1775, volume 42, sheet 183.