A2Acollection via https://opendata.archieven.nl/dataset/713DE917F16D4E92A4486CFF78CFE128
NNA Hoorn 97, notaris Frederik Lodewijk Booy, 1910 jan-apr
Westfries Archief, Hoorn, NNA Hoorn 97, notaris Frederik Lodewijk Booy, 1910 jan-apr, NNA Hoorn 97, notaris Frederik Lodewijk Booy, 1910 jan-apr, 97