Dr. Friedrich Krügler
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IGY Expedition
bottom grab sampling on board "Anton Dohrn" during IGY 1958
sediment samples on board "Anton Dohrn" during IGY 1958
sediment sampled with a shock tube on board "Anton Dohrn" during IGY 1958
Fotos: Dr. F. Krügler; Copyright: DSM, Bremerhaven