Taking the Shape of the Gods: A Theurgic reading of Hermetic ...
Gregory Shaw
The Innovator's Dilemma: When New Technologies Cause Great Firms ...
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Treatise on conic sections
Apollonius, of Perga
Water Technology in the Middle Ages: Cities, Monasteries, and ...
Roberta J. Magnusson
Why Nazism Was Socialism and Why Socialism Is Totalitarian
George Reisman