rietttifi^ THE ADVOCATE OF INDUSTRY, AND JOURNAL OF SCIENTIFIC, MECHANICAL AND OTHER IMPROVEMENTS. [NUMBER 42. NEW-YORK JULY 1, 1854. VOLUME IX.] SHAW'S HOT-AIR ENGINE.—Figure 1. SCIENTIFIC AMERICAN, PUBLISHED WEEKLY, … ranging a saw, or a cylinder of cutters, within believed to be improvements, while he has re- The main cylinder is 2006 inches area, and long heating circuit from the time it enters the a carriage which is attached to a jointed tained all the principal features claimed in the that of the pump 1209,…
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