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Keywords from Image Description:
Doorgraving tussen de Noordzee en de Noordzeesluizen. accession number credit line Doorgraving tussen de Noordzee en de Noordzeesluizen doorgravingen duindoorgravingen kanalen waterbouw exhibition history object history PDold credit line Nationaal Archief Den Haag Fotocollectie Rijkswaterstaat archiefinventaris inventarisnummer