A2Acollection via https://opendata.archieven.nl/dataset/92E90FB08AFF4665BA98B98605F4A9E5
Dienstbodenregister Grootebroek 22, 1900-1910.
Westfries Archief, Hoorn, Dienstbodenregister Grootebroek 22, 1900-1910., 22