A fascinating compendium of early-20th-century mechanical devices, this expansive work ranges from basic levers to complex machinery. More than 1,800 engravings include simple illustrations and detailed cross-sections.
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A fascinating compendium of early-20th-century mechanical devices, this expansive work ranges from basic levers to complex machinery. More than 1,800 engravings include simple illustrations and detailed cross-sections.
Read Less
