Blackwood, Oswald H. 1888-1953. General physics / Oswald H. Blackwood, William C. Kelly and Raymond M. Bell - 3d ed. - New York : Wiley, c1963 - 685 p. : ill. ; 25 cm. Includes Index. Subjects--Topical Terms: Physics. Dewey Class. No.: 530 / BLG 1963