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Albert Martinez
Principles of Mathematical Problem Solving
Martin J. Erickson & Joe Flowers
Pessimism: Philosophy, Ethic, Spirit
Joshua Foa Dienstag
The Novelist and the Archivist
C. Povolo
Early Modern History: Society and Culture (1)
The Early Mathematical Manuscripts of Leibniz
Gottfried Wilhelm Freiherr von Leibniz
Your Symphony of Selves
James Fadiman