Why are there twelve months in a year? Are there diff erent kinds of time? How does a grandfather clock work? What was a “Nuremberg egg”?
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.Book details
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Publisher
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Original text
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Language
English -
Publication date
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Page count
97 -
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