. Diver-operated buried pipe and chain locator. Fluxgate magnetometer; Underwater construction; Underwater pipelines. E o o -c Ui .5 3 00 <u o E a E o u 19. 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 Thomson, Henry, 1773-1843; United States. Naval Facilities Engineering Command; Naval Civil Engineering Laboratory (Port Hueneme, Calif. ). Port Hueneme, CA : Naval Civil Engineering Laboratory

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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity