Excerpt from Journal of Franklin Institute of the State of Pennsylvania and Mechanics' Register, Vol. 25: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patented InventionsI hope the reader will appreciate the motives which have determined me not to follow strictly a chronological order in every part of this article. I have concluded that there would be greater clearness in collecting together the paragraphs relating to the various and more or less advantageous modes which' have been successively conceived for the employment of steam.The details of mechanism, though very important, seem to me to be of secondary consideration.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.