HAS of three men at computer console. LAMCS of computer console, man's hand turning switch, TILT UP to CU of whirling tape reader, TILT DOWN as hand is turning machine off. CU of satellite wave oscilloscope. MS of sun gauge. MS of sun gauge, FOLLOW SHOT of man walking by to go to Stevenson screen. Interior shot of barograph, man taking reading. Shot of man walking to teletype, writing at machine. MLS of man releasing Pibal balloon. Vertical GROUND TO AIR SHOT of balloon rising.