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Explains how man has achieved all the mechanical advances he knows through the use of five simple machines--lever, wheel and axle, pulley, screw, wedge, and plane.
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Subjects
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The Story of Tools: How They Built Our World And Shaped Man's Life
1969, Norton
0448261170 9780448261171
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The story of tools: how they built our world and shaped man's life.
1969, Norton
in English
- [1st ed.]
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Book Details
Edition Notes
Bibliography: p. [143]-145.