Johnson , J.H.. Colonel R.E.B. Crompton / Textual Documents J.H.Johnson & W.L.Randell. - 1st ed. / - New York : Longmans Green & Co , 1945. - 27p. : ill ; 20cm . Subjects--Index Terms: Biography-Scientists G-Biography Dewey Class. No.: 925.5 / J 633 C