Excerpt from Hydraulic Tables, Coefficients, and Formulae For Finding the Discharge of Water From Orifices, Notches, Weirs, Pipes, and Rivers In such cases I have often found it necessary to divide a selected stretch into two or more longitudinal sections, determining the cross section and mean velo city of each, and taking the sum of the results for the flow: which may be checked off by like admeasure ments on a different stretch of the channel. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.