A2Acollection via https://opendata.archieven.nl/dataset/E56BA653633A4D2B98D3B3069FBE0C8C
NNA Medemblik 8, notaris Christian Jacob Merens, 1847
Westfries Archief, Hoorn, NNA Medemblik 8, notaris Christian Jacob Merens, 1847, NNA Medemblik 8, notaris Christian Jacob Merens, 1847, 8