Brooke's Deep Sea Sounding Apparatus

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“To measure the depth of; fathom; try or test, as the depth of water and the quality of the ground, by sinking a plummet or lead attached to a line on which is marked the number of fathoms...a, rod with horns b pivoted thereto; c, sounding-line; d, wires by which the lead e is attached to the horns, connected with a washer f under the lead; h, opening in lower end of rod, by which specimens of the bottom may be secured. When the rod strikes the bottom, the lead slides downward, bringing the horns into the position shown in B, and releasing the wires d and the lead; the rod only is then drawn up, leaving the lead at the bottom.” —Whitney, 1889


William Dwight Whitney, PhD, LLD The Century Dictionary: An Encyclopedic Lexicon of the English Language (New York, NY: The Century Co., 1895) 5783


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