Suffolk and Berkshire, Henry Charles Howard, Earl of, 1833-1898, Peek, Hedley, Aflalo, Frederick G. (Frederick George), 1870-1918 · London : Lawrence and Bullen · leaf 69
ithout too many laps. Itmust be strong, and made in sections to bolttogether for portability, as, with all the otherapparatus, it will probably have to be conveyedover rough ground. It must be provided withtwo crank handles set at right angles to eachother and securely fixed on the drum spindle… … Seciional Dia(;ra.m of a Pothole, illus-trating Method of Descent, &c. A. Mouth of pot.A to B. \ertical shaft.C. Cavern at foot of shaft. D. Horizontal passage. E. Second jiitch, with rope-ladders in position. F. Subterranean lake. a. \\indlass, with two men at each handle./. Windlass rope. c.…
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