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What Time is It?
by A.G. Smith
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Amazon.com Product Description (ISBN 077375525X, Paperback)Filled with exquisite, detailed illustrations of numerous timekeeping devices from every age, What Time is It? explains how calendars were invented, how people kept track of time before clocks were used, what time is, and more.
(retrieved from Amazon Thu, 12 Mar 2015 18:03:47 -0400)
Detailed illustrations of numerous timekeeping devices. Explains how calendars were invented. 9 yrs+
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An edition of this book was published by Fitzhenry & Whiteside.
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