PICTURE CREDITS
Cover—Ian Macdonald for Aviation Week; 19—NASA; 22—Aviation Week; 23—Westinghouse; 27—Eastern Airlines (top), U. S. Bureau of Census; 28—Douglas Aircraft; 31—Ian Macdonald for Aviation Week; 34—Douglas Aircraft; 37, 41—Malev Hungarian Airlines; 42—USAF; 43—Giannini Controls Corp. (top).