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Push and pull: The story of energy
Paul Everett Blackwood
Hardcover (McGraw-Hill, March 15, 1959)Story of energy and physics.
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Push and pull: The story of energy
Paul E. Blackwood
Hardcover (John Murray, March 15, 1961)None
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Push and Pull the Story of Energy
Blackwood
Paperback (McGraw-Hill, March 15, 1966)Push and Pull the Story of Energy