Discusses how time was measured in the past, various early clocks, the invention of the calendar, and such related topics as time zones and radio time.
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Discusses how time was measured in the past, various early clocks, the invention of the calendar, and such related topics as time zones and radio time.
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Seller's Description:
Very Good. Very Good condition. A copy that may have a few cosmetic defects. May also contain a few markings such as an owner's name, short gifter's inscription or light stamp.
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Seller's Description:
Very good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!
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Seller's Description:
This is a used book in good condition and may show some signs of use or wear. This is a used book in good condition and may show some signs of use or wear.
