This extraordinary compendium of early-twentieth-century mechanical devices covers a seemingly inexhaustible variety of technological applications. Compiled as a ready reference for inventors, engineers, students of mechanics, and artisans, this volume's 1800 engravings - from simple diagrams to detailed cross-sections - provide a wealth of illustrated information, offering quick, clear, and satisfying explanations of the applications and inner-workings of a vast assortment of mechanical devices which appeared during the heyday of mechanical invention. These range from simple hooks and levers to complex machinery used in steam, hydraulic, air, and electric power, as well as navigation, gearing, clocks, and much more.

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