LS of several B-25 Mitchell lined up along runway at Edmonton Airport. FOLLOW SHOT of B-25 Mitchell taxiing for take off towards and past camera on snow-covered runway. LAS from underside of wing of ground crewman putting gas into C-119 Flying Boxcar. Sequence on ground crewmen at work around B-25 Mitchell showing men removing tarpaulin cover from engine of plane, removing nylon heat-feed tube, Royal Canadian Air Force mechanic making adjustments on engine, crewman moving off with heating unit used to keep planes' engines warm in winter cold.