Softcover. Zustand: Very Good. Harvard general philosophy course reader includes Washburn, Yerkes, Henry George, Franz Boas, Percival Lowell, etc. Very good; text lightly age toned, light edgewear; has pencil marginal notes. Cover is inscribed "Professor R.B. Perry with the complements of H.M. Sheffer." Inscriptions and indeed publications by Sheffer are scarce, and this association copy links him Harvard colleague and noted realist philosopher Ralph Barton Perry. 004889.