A2Acollection via https://opendata.archieven.nl/dataset/66C436EB327D444D801F08833F5572A6
NNA Obdam 14, notaris Johannes Jacobus Haarselhorst, 1852
Westfries Archief, Hoorn, NNA Obdam 14, notaris Johannes Jacobus Haarselhorst, 1852, NNA Obdam 14, notaris Johannes Jacobus Haarselhorst, 1852, 14