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Buy a Sundial
Brass Sundials with adjustable legs and Magnetic Compass. Many models with matching wooden boxes.
url: www.buyasundial.com/
Universal Pocket Sundial
Fully functional reproduction usable at any geographic location.
url: www.pocketsundial.com
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ALUMINUM SUNDIAL
Sundials : History, Theory, and Practice
From Sundials to Atomic Clocks : Understanding Time and Frequency, Second Revised Edition
Sundials, Their Theory and Construction
Making a Clock-Accurate Sundial Customized to Your Location (for the Northern Hemisphere)
Sundials at Greenwich: A Catalogue of the Sundials, Nocturnals, and Horary Quadrants in the National Maritime Museum, Greenwich
Sculpting with the Environment : A Natural Dialogue
Ivory Diptych Sundials, 1570-1750 (Collection of Historical Scientific Instruments, Harvard University)
Time's Pendulum: From Sundials to Atomic Clocks, the Fascinating History of Timekeeping and How Our Discoveries Changed the World
A History of Computing Technology, 2nd Edition
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