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Scientist Hakuyu Okada, of Shizuoka University, Japan, cruise Co-Chief Scientist on Leg 56 of the Deep Sea Drilling Project along with Marcus Langseth, of Columbia University's Lamont-Doherty Geological Observatory in the Sediment Laboratory with a battery of petrographic microscopes, which are used for smear slide sample description. 1977.

Scientist Hakuyu Okada, of Shizuoka University, Japan, cruise Co-Chief Scientist on Leg 56 of the Deep Sea Drilling Projec...