Operational Definitions in Sociology. [Inscribed by Harry Alpert: “To Professor P.W.Bridgman – Cordially, Harry Alpert”].
[New York], American Sociological Review, 1938. Octavo. 8 pages. Original Offprint / Stapled. Very good condition with some minor signs of wear only. From the library of Nobel Laureate, Percy Bridgman. [Reprinted from American Sociological Review – Volume III, No.6, December, 1938].