Encino, CA: Dickenson Publishing Co, Inscribed by Wesley Salmon to Adolf Grünbaum, to whom the book is also dedicated. 1975. First printing. Hardcover, 8vo. in printed boards. 147pp. illustrated. Very good. Soil, edge wear to boards, edges toned, Grünbaum's highlighting to a couple pages, else internally bright and unmarked. Grünbaum is a prominent philosopher of science and critic of psychoanalysis, and was a founding creator of the University of Pittsburgh's Philosophy and History of Philosophy of Science Departments. Very Good.