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Dynamic Positioning-Re-entry Consoles. Senior Scientist Oscar E. Weser, of the Deep Sea Drilling Project, handles the manual control levers of the dynamic positioning system aboard D/V Glomar Challenger. The bridge photograph also shows the dynamic positioning console (center) and the re-entry console on the right. Both are used during actual re-entry of a bore hole on the ocean floor

Dynamic Positioning-Re-entry Consoles. Senior Scientist Oscar E. Weser, of the Deep Sea Drilling Project, handles the manu...