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Six Place Logarithmic Tables, Together with a Table of Natural Sines, Cosines, Tangents, and Cotangents

Webster Wells

出版	Leach, Shewell and Sanborn, 1891
URL	http://books.google.com.hk/books?id=uekGAAAAYAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN