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Keywords from Image Description:
ALK columns fractures norwegian. English Columns of the oil rig Alexander Kielland drawing shows fractures by fatigue and stormwaves br Deutsch Sulen der lbohrinsel Alexander Kielland Zeichnung zeigt die Brche durch Materialermdung und anschlieenden Wellengang br Norsk Skisse over tretthetsbruddene boreplattformen Alexander Kielland