A2Acollection via https://opendata.archieven.nl/dataset/D5F31B81546D426F88920D5A8AE8816B
NNA Hoorn 56, notaris Gerrit Boldingh, 1866 apr-aug
Westfries Archief, Hoorn, NNA Hoorn 56, notaris Gerrit Boldingh, 1866 apr-aug, NNA Hoorn 56, notaris Gerrit Boldingh, 1866 apr-aug, 56