{"value"=>"Includes letters from Richard Moryl, Bob Morris, Maurice Monhardt, Lawrence Moss, Henry Morgan, Spartaco Monello, Guy Mongeluzzo, Jacques Louis Monod, Alfonso Montecino, Carman Moore, Irving Mopper, Robert Moran, Sam Morgenstern, Harold Morris, Mrs. Richard Brandon Morris, Bain Murray, Nikolai Sokoloff (under the auspices of the Musical Arts Society of La Jolla), Harold Schonberg (under the auspices of Musical Digest), Nathan Broder (under the auspices of The Musical Quarterly), Jake Myers, Vera Meyers, and others. Folder a Also includes press release on George Antheil written by Paul Mocsanyi in 1954."}