Hydraulic motors, with related subjects, including centrifugal pumps, pipes, and open channels, designed as a text-book for engineering schools (1905)
Church, Irving Porter, 1851-1931 · New York : J. Wiley & Sons; [etc, ] · leaf 214
Co. of Trenton, N. J. The impelleris of the enclosed type. (See § 114.) 107. Form of Loss of Head to be Considered.—In the theorynow to be given the only loss of head (and corresponding wasteof power) that will be considered will be that due to the moreor less abrupt change of absolute velocity… … Fig. 87a.
Hydraulic machinery
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