The Gyron, a delta-shaped vehicle envisioning two running wheels instead of the usual four, will make its public debut tomorrow (April 1) at the International Automobile Show in New York. Ford Motor Company advanced stylists, who developed the car, believe that its unique shape, together with the two-wheel concept, might lend itself in the future to the use of a gyroscope lor stabilization. George W. Walker, Ford vice president and director of…