Excerpt from Memoir of James Prescott Joule Joule each of them, made discoveries which alone rendered generalization possible. And this was more particularly the case with Joule's discovery of the law of conservation of energy. This law, too, by completing the foundation of physical science rendered possible the grand generalization by which all branches of science are united in mechanical philosophy; so that it is to the memory of Joule that mankind owes its gratitude for the grandest generalization in the Universe - the complete mechanical foundation of physical science. 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.