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traditional studies
early reader stories and nature
A richly illustrated art history volume documenting medieval religious treasures and artworks from the Rhineland region of Germany
- Feelgood
The How and Why Wonder Book of Machines, Vintage Paperback, 1960 Vin T. Sparano traditional studiesThe How and Why Wonder Book of Machines by Dr. Jerome J. Notkin, with Sidney Gulkin, is a mid century introduction to simple machines and how they work. Covering concepts such as levers, pulleys, inclined planes, screws, and wheels, the book explains the basics of work, force, and energy in a clear, question and answer format designed for young readers. Illustrated by George J. Zaffo and published by Wonder Books, copyright Condition: Paperback in
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