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Rudolf Steiner
*- Autonomous Categories
M. Barr
The Philosophy of Gottlob Frege
Richard L. Mendelsohn
Philosophical and Mathematical Logic
Harrie de Swart
Geometry, Mechanics, and Dynamics: Volume in Honor of the 60th ...
Jerrold E. Marsden & Paul Newton & Phil Holmes & Alan Weinstein
Warburg and the Kalergi Plan: Warburgs Pushed Kalergi Plan for ...
Arthur Rogers