Lord of Athlone Visits Bren Gun Plant: several MLSs, CUs of men and women manufacturing Bren guns. Overhead TRAVELLING SHOTs of plant people at work. Sequence on Governor general Lord of Athlone visiting plant, examining partially finished guns, machine tools. Cut to notice warning against divulging war secrets. CUs of men's mouths. Sequence on manufacture of Bren guns seen in CUs, women at work on same. MS of soldier assembling Bren gun in field. MSs of two soldiers demonstrating use of gun in prone position, in upright position against aircraft.