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Keeping Time Through the Ages The History of Tools Used to Measure Time Powermath

by [Levy, Janey]

$16.62

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Description

This trip through history examines how time has been measured, by such methods as observation of natural cycles and different kinds of clocks and watches. Includes illustrations and descriptions of various time keeping devices such as obelisks, sun dials, sand clocks, candle clocks, and incense clocks.

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Product Details

  • Rosen Pub Group Brand
  • Jan 16, 2010 Pub Date:
  • 9780823989171 ISBN-13:
  • 0823989178 ISBN-10:
  • 32.0 pages Paperback
  • English Language
  • 8.75 in * 0.25 in * 7.25 in Dimensions:
  • 0 lb Weight: