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Keywords from Image Description:
NyaAlvsborg. en Performed work marked red at the fortress Nya lvsborg in Gothenburg harbour Sweden Iron is marked dark blue inclusive the iron ladder up to the roof of the tower sv Utfrda arbeten Nya lvsborg rdmarkerat Jrn markerat med mrkbltt inklusive jrnstegen upp till torntakets lanternin Krigsarkivet lvsborg Fortifikationens