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Light and Sound
Peter D. Riley
Hardcover (B T Batsford Ltd, Nov. 1, 1987)None
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Signposts to Science: Electricity and Magnetism
Peter D. Riley
Paperback (Random House New Zealand Ltd, July 23, 1986)None
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The Earth and Space
Peter D. Riley
Hardcover (David & Charles, May 1, 1986)None
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Science and Life
Peter D. Riley
Hardcover (B T Batsford Ltd, )None