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Secret Clocks: Time
Secret Clocks Time
Author: Seymour Simon
Explains the occurrence of biological clocks, which, for example, tell birds when and where to migrate, plants when to unfurl their leaves, and which affect human beings in various physical and emotional ways.
ISBN-13: 9780140491876
ISBN-10: 0140491872
Publication Date: 7/30/1981
Pages: 74
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Publisher: Puffin
Book Type: Paperback
Members Wishing: 0
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