. Diver-operated buried pipe and chain locator. Fluxgate magnetometer; Underwater construction; Underwater pipelines. 7^ zr COILANGLE: 45'. Figure C-11 Detection threshold for the Fisher Pulse 8 at low, medium, and high settings, 45° coil angle. C-13. 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 Huenem
. Diver-operated buried pipe and chain locator. Fluxgate magnetometer; Underwater construction; Underwater pipelines. 7^ zr COILANGLE: 45'. Figure C-11 Detection threshold for the Fisher Pulse 8 at low, medium, and high settings, 45° coil angle. C-13. 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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