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Linjal ask av svrtad al med skjutlocktal Skoklosters slott .tif LSH artwork sv Tv parallella linjaler frenade med tv kortare mm paralella tvrstllda armar vilka fres in linjalerna dessa skjutes tillsammans LInjallerna graderade med fem parallella skalor ena linjalen graderad andra linjalen graderad File Parallellinjal av