Scope and Contents Topics and types of documents include various bills and correspondence dealing with the funding and construction of supersonic transports; The Supersonic Transport SST: Fantasy and Fact, Aerospace Industries Association, February 1971; and The Supersonic Transport: A Look at the Key Issues, Library of Congress. Correspondents include Aerospace Industries Association of America, Inc. (statement) (F 7); Sierra Club (F 7, 8); International Association of Machinists and Aerospace Workers, AFL-CIO...