New York: Harcourt, Brace and Company, 1951. First Edition. Hardcover. First edition, first printing. xvi, 477 pp. Bound in publisher's navy cloth with gilt spine lettering, red topstain. Near Fine, light wear to tips; contents free of markings and bright, in a Very Good price-clipped dust jacket, small chip at head, lightly worn. The political philosopher's first major work, following some articles, translations, and Sechs Essays in German. Named one of Le Monde's 100 best books of the 20th Century.