Wind tunnel: rear MS of model plane in wind tunnel, man peering in from outside. Various CSs of three model aircrafts. Sequence in low temperature laboratory at National Research Council showing two men wearing arctic clothing, kneeling over open fire and coffee pot, man standing beside controls in huge refrigeration laboratory. LS along exterior of wind tunnel, two men entering wind tunnel at far end. LAMS of model aircraft fluttering around in wind tunnel. CS of model Cornell trainer aircraft spinning around in tunnel, cameraman filming movement of plane in background. LS of National Research Council Buildings seen through main gate from Montreal Road.