Digitised lows of the map of the Zuiderzee from 1905 with inscription: Amsterdam, Seyffaerdt’s bookstore. Revised 1905 by S. Mars, Branch Establishment a.h. Kon. Ned. Meteorol.
Institute in Amsterdam.
Also serving to clarify Bom’s guide to the Zuiderzee.
The card is stamped with the mention of Rijksdienst for the IJsselmeerpolders.
AfD.
Antiquity.
Soil research, Form C5, studbook no.
117756 (where the number is poorly readable).
The scan is provided with georeference according to the Rijksdriehoek system.
The original analog map is owned by the National Agency for Cultural Heritage.
Soil depth in decimeter compared to average low water.
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