NNA Obdam 23, notaris Johannes Jacobus Haarselhorst, 1861
Westfries Archief, Hoorn, NNA Obdam 23, notaris Johannes Jacobus Haarselhorst, 1861, NNA Obdam 23, notaris Johannes Jacobus Haarselhorst, 1861, 23
A2Acollection via https://opendata.archieven.nl/dataset/4A823AD5EF484E369D82BB6749159296