When Is Now?: Experiments With Time and Timekeeping Devices
Type
Book
Authors
ISBN 10
0385132158
ISBN 13
9780385132152
Category
S .C
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Publication Year
1981
Publisher
Pages
79
Description
Gives directions for making several time-keeping devices such as a sundial and water clock and discusses some ancient knowledge about measuring time. - from Amzon
Number of Copies
1
