Show Automatic Radio Will Guide Airplanes Washington An An An ingenious combination atlon of the ii dial similar to that an automatic telephone and aDd a 0 small call board has been hit lilt upon by byan byan byan an arm army signal corps officer to facilitate tate rte communication from tho the ground to to airplanes by supplementing telegraphy telegraphy raphy 1 with a n visual signal system The officer is Captain Paul S S. S Edvards Edwards Ed wards commanding the signal corps corpa aircraft radio laboratory at McCook McCool field Dayton Ohio a report on whose experiments was ws made public by the war department Captain Edwards has produced the h. h by mo modifying the beam signal which b by means of ot Morse telegraph code codo ke keeps eps avIators constantly aware of ir course It makes possible possible- the mechanical me me- sending and receiving of ot prearranged pro pre arranged visual radio signals consistIng consist consist- lag Ing of ot numbers |