281? BCE-212? BCE Archimedes
Geometrical Solutions Derived from Mechanics; a Treatise of Archimedes
281? BCE-212? BCE Archimedes · 2005
Public domain, Project Gutenberg. No sign-up.
Geometry -- Early works to 1800
281? BCE-212? BCE Archimedes · 2005
Public domain, Project Gutenberg. No sign-up.