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Automatische Übersetzung:
New Device Aids Plane Landing - Mrs. Phyllis Barnes points a Volscan light gun at the "blip" of an incoming jet plane on radar scope in demonstration of new electronic method of controlling planes at an air base. Watching demonstration at Fort Dawes here today is Benjamin F. Greene, Jr., director of the project developed by U.S. Airplane's "blip" with a yellow square of light called a tracking gate which follows its course as the plane nears the air base. December 07, 1953. (Photo by AP Wirephoto).