(SPECIAL)(COLOR). Providing entertainment: Frank Sinatra, Dean Martin, Don Rickles and Johnnie Whitaker of "Family Affair." Frank Sinatra and Dick Van Dyke host the 20th annual Emmy presentations in New York and Hollywood. The Presenters: a "Who's Who" of TV's past and present, including Steve Allen, Lucille Ball, Lloyd Bridges, Carol Burnett, Sebastian Cabot, Sid Caesar, and Imogene Coca, Art Carney, Bill Cosby, Linda Cristal, Walter Cronkite, Mike Douglas, Barbara Eden, Barbara Feldon, Sally Field, Lorne Greene, Bob Hope, Gene Kelly, Dan Rowan and Dick Martin, Leonard Nimoy, William Shatner, Kate Smith and Barbara Stanwyck.