The clock we live on
por
Sobre o livro
Review: A fascinating and informative history of how we measure time. In typically clear and insightful prose, Dr. Asimov recounts the origins of our 24-hour day and Gregorian calendar, and shows how both are firmly rooted in the motions of the Earth in the heavens.
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OpenLibrary
OL46287W
Fonte
OpenLibrary
O Que a Galera Achou
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