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Note: One gunnery cable = 600 feet 182.88 meters.

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SECTION 79. RATIO OF VARIOUS UNITS OF MEASUREMENT OF LENGTH

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Note: The British round off the length of the cable, considering it equal to 200 yards (600 feet) or 100 fathoms (600 feet).

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SECTION 82. CONVERSION OF MERCURY PRESSURE
TO WATER PRESSURE AND VICE VERSA

Mercury to water column

Water column to mercury

Mercury, Water, Mercury, Water, Water, Mercury, Water, Mercury,

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