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Works from 1916 and before are public domain? Not a bad start. It is a really great to read the beautiful color version of the *First Six Books of the Element
by mrcactu5 13y ago
Works from 1916 and before are public domain? Not a bad start.
It is a really great to read the beautiful color version of the *First Six Books of the Elements of Euclid" online for free.
https://archive.org/details/firstsixbooksofe00byrn https://archive.org/details/firstsixbooksofe00byrn
Meanwhile it is selling on Amazon for up to $100 http://www.amazon.com/Oliver-Byrne-Six-Books-Euclid/dp/3836544717/ http://www.amazon.com/Oliver-Byrne-Six-Books-Euclid/dp/38365...