- Hughes, Edwin, 1884-1965<br>Correspondence<br>Gerdine, Leigh<br>Washington University (Saint Louis, Mo.2
- Koussevitzky, Serge, 1874-1951.2
- Lawrence, Robert, 1912-1981.2
- Meetings2
- Music Teachers' National Association.2
- Nikolaidi, Elena, 1909-2002.2
- Paisley, William M., 1903-2
- Serkin, Irene Busch2
- Thebom, Blanche.2
- Walter, Bruno, 1876-19622
- Whiting, Arthur2
- (Dwight David)1
- (Hubert Horatio)1
- (Richard Milhous)1
- 1890-1969<br>Nixon, Richard M.1
- 1911-19781
- 1913-1994<br>Presidents--United States<br>Vice-Presidents--United States<br>Inaugural Committee (U.S.<br><br> 1957)1
- Adler, Clarence, 1886-1969.1
- American Conservatory of Music (Chicago, Ill.).1
- American Musicological Society1