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Keywords from Image Description:
Stromstad. en Map showing the borderarea between the swedish county Bohusln and Norway Detail of the norwegian defenses at Friedrichshall in present day the town Halden Also shown is the route of shiptransport on land from Strmstad to Idefjorden sv Karta ver norra Bohusln och grnsomrdet till Norge Detalj av Friedrichshall nuvarande