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50,000,000 Indians in 1200 A. D.

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By Science News

Magazine Issue: Vol. 14 No. #399, December 1, 1928

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Questions or comments on this article? E-mail us at feedback@sciencenews.org | Reprints FAQ

A version of this article appears in the December 1, 1928 issue of Science News.

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Health & Medicine
Refurbished heart pacemakers work like new

By Meghan Rosen7 hours ago
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