. Concepts for drilling and excavating in and below the ocean bottom. Underwater drilling; Ocean bottom. Figure 41. Test track described in Nuttall (1970a) in water at Chesapeake Bay, supported between the pontoons of WNRE's test rig. 52. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Naval Civil Engineering Laboratory (Port Hueneme, Calif. ). Port Hueneme, Calif. : Naval Civil Engineering Laboratory

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Keywords: ., bookcentury1900, bookcollectionbiodivers, booksubjectoceanbottom