McBrearty, Collin P. Shipboard visual display units : the effects of prolonged visual display unit operation by navigation bridge officers / Colin P. McBrearty. - v, 39 pages : illustrations (some color) ; 30 cm - B.Sc. (Hons) Nautical Science . Includes bibliographical references. Subjects--Topical Terms: Video display terminalsAids to navigation Dewey Class. No.: B.Sc. Nautical Science