A2Acollection via https://opendata.archieven.nl/dataset/1613666510C14F3C8F7C2501963380BF
ONA Obdam 4076, notaris Gerard Post, 1732-1739
Westfries Archief, Hoorn, ONA Obdam 4076, notaris Gerard Post, 1732-1739, ONA Obdam 4076, notaris Gerard Post, 1732-1739, 101, 4076