Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 456
out 3 feet apart, which in time extended over thewhole slope. The inner slope is protected from the action of the waves by being pitchedor faced with dry stone, set by hand, and laid on a layer of coarse sand. Thestones of the pitching were bedded on the slope, and were laid with theirbroadest end… … Fig. 1042.
Mechanical drawing
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