Proceeding with Highway Beautification legislation after the White House Conference on Natural Beauty; Alan Boyd; amendments to the bill; Tocker's feelings of betrayal and frustration; Bill Moyers; Mrs. Johnson's participation in the Highway Beautification Act; passage of the Act and resulting problems; evaluation of Secretary Boyd's actions; Donald Thomas; Hubert Humphrey's involvement in Highway Beautification Act; characterization of Tocker in the press; overview of his opinions regarding outdoor advertising and related issues.