Map of “Hollands Noorderkwartier” by Joost Jansz. Beeldsnijder from 1575. A little under the center of the map Ouderkerck is located, with on the other side of the river a small lake.



Part of a map of Joost Jansz. Beeldsnijder from 1575. Near the center of the map Ouderkerck is located, with on the other side of the river, a small lake.