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Keywords from Image Description:
Preymann III. Eisen . Aufl. Taf. . Preymann III Eisen Aufl Taf Taf This is scan of the historical document with the title br Allgemeine Baukonstruktionslehre in Bnden Band III Otto Kniger Die Konstruktion in Eisen Auflage Leipzig own scan from original book Otto Kniger PreymannIII Eisen Aufl PDold technical drawings Building