AERONAUTICAL ENGINEERING
Vertol 76 Enters Modification Program
Morton, Pa.—Vertol Model 76 tiltwing VTOL, which completed flight evaluation last month, now enters a modification program reflecting stateof-the-art improvements in control and performance characteristics. Planned changes are in negotiation on proposal stages between Vertol Division of Boeing Airplane Co. and the U. S. Army, sponsor of the Model 76 project.
By David A. Anderton8 min