Matthew Josephson <br/><br/>Edison / Matthew Josephson  -- New York, N.Y :  McGraw--Hill.,  c1959.  <br/>vii, 511 p. ;  20 cm. <br/><br/> Includes index.  <br/><br/><label>Subjects--Topical Terms: </label><br/>Edison, Thomas Alva, 1847-1931. <br/>Scientists--United States--Biography. <br/><br/><label>Dewey Class. No.: </label>GC 925 J836 1959