Inside Out Library · ExploreRabdologiæ, seu numerationis per virgulas libri duo : cum appendice de expeditissimo multiplicationis promptuario. Quibus accessit & arithmeticæ localis liber unus (1617)Napier, John, 1550-1617 · Edinburgi : A. Hart · leaf 127Calculators · Mathematics · Mathematics -- Early works to 1800Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.More pictures from Rabdologiæ, seu numerationis per virgulas libri duo : cum appendice de expeditissimo multiplicationis promptuario. Quibus accessit & arithmeticæ localis liber unusMore like this
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