Radio City Music Hall Program, showplace of the nation, 2. "A Summer Medley," produced by Russell Markett, setttings by James Stewart Morcom, costumes designed by Frank Spencer, executed by H. Rogge, lighting effects by Eugene Braun, stage manager: Irving Evans, production assistant: Nicholas Daks, special lyrics by Albert Stillman. Music Hall Symphony Orchestra, Raymond Paige, director, Joseph Saunders, assistant, Leon Zawisza, John Dosso, associate conductors, Patricia Drylie, Brunhilda Roque, Mary Ann Vickers, Music Hall Corps de Ballet (choreography by Florence Rogge), Eric Hutson, Music Hall Choral Ensemble (Raymond Paige, director, Ralph Hunter, associate, Billie and Gene Lambart, Marilyn Murphy, coloratura soprano, Senor Cortez, Music Hall Rockettes (dances by Russell Markert).