Sarton, George, 1884-1956. Ancient science and modern civilization : Euclid and his time, Ptolemy and his time, the end of Greek science and culture / by George Sarton. - New York : Harper & Brothers Publishers, 1959, c1954. - 111 p. : ill. ; 21 cm. Includes bibliographical references. Subjects--Topical Terms: Civilization.Science--History. Dewey Class. No.: 509 / SAA 1959