artemus wards

archaicised click on six cylinders constant current dynamo cyclotron rotation of charged particles Demetriades direct hours basis electronic sea-wave recorder electropainted empart fault locating instrument HT (heat treatment) HVDC (high-voltage direct-current transmission) lily-trotters liquid vapor chemical reaction natrium bicarbonicum nitrogen mustards pre-liminary breaking supercritical mass tagro worm reduction gear