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Excerpt from The Telegraphic Journal and Electrical Review, Vol. 9: January-December, 1881 Apropos of the gas question, the use of gas engines for driving the dynamo machines and for other purposes is becoming very considerable. A new field for the use of gas is thus Opened. In dynamo machines but little has been done, though several new forms have been suggested, but not yet brought into practical use. 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.