Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 475
Fig. 1076. Fig. 1077. the old Croton Aqueduct, in an open rock-cut. The width at spring of arch,7; versed sine of invert, 6; height of conduit, 8 6; fall or inclination ofbottom, about 1 in 5,000. Fig. 1078 is a two half section of the new Croton Aqueduct, of which oneis in earth and rock, and the…
Mechanical drawing
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