Blake, Ralph M. Thoeries of scientific method : the renaissance through the ninet eenth century / Ralph M. Blake, Curt J.Ducasse, and Edward H. Madden . Edited by Edward H. Madden - Seatle: University of Washington Press, 1960 - p. : cm. Subjects--Topical Terms: Science--MethodologyScience--Philosophy Dewey Class. No.: 501.8 BLA