De Santillana, Giorgio, 1902- The origins of scientific thought : from Anaximander to proclus,6 00 B.C to 300 A.D / by Giorgio, De Santillana - Chicago : University of Chicago press , 1961 - 320 p. : diagrs.; 23 cm. - The History of scientific thought ; v.1 . Includes bibliographical references (p.[314]-317) Subjects--Topical Terms: Science, Ancient. Dewey Class. No.: 509