Excerpt from Minutes of Proceedings of the Institution of Civil Engineers, Vol. 32: With Abstracts of the Discussions, Session 1870-71, Part II The models for the experiments were carefully constructed of wood and tin. They were each placed in succession on a horizontal board, and tilted in a frame to successive angles of inclination to the horizon. The volume of water which was held by each model in its successive positions was accurately measured, by means of a graduated measuring glass. In the first series of experiments the machines were constructed in their simplest form, viz., with one thread only apiece. Four models were made, and the results obtained are shown in Table A, page 9. The chief facts deduced from this series of experiments are as follow. 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.