Text and picture essays cover such aspects of energy as the movement of molecules, beat, chemical and electrical energy, Einstein's contributions, light, oil, and new sources of energy.

Energy 1969, Silver Burdett Press

ISBN-13: 9780809404605

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Energy 1969, Time Life UK, London

ISBN-13: 9780705400015

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Energy 1965, Littlehampton Book Services Ltd

ISBN-13: 9780705401722

Hardcover

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