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Excerpt from The Franklin Journal, and American Mechanics' Magazine, Vol. 4: Devoted to the Useful Arts, Internal Improvements, and General Science He next applied his apparatus to the compression of aeriform fluids. For this purpose a gasometer was filled half full of water. It was then inverte and placed in a receiving tube, and it was found, under a pressure of 500 atmospheres, that the whole of the air was taken up by the water, but none (fit was given out when the pressure was re moved. 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.