- Neuman, Herman1
- New England Conservatory of Music1
- New York Philharmonic.1
- Ney, Elly, 1882-19681
- Nikolaidi, Elena, 1909-20021
- North Carolina College for Women1
- Ormandy, Eugene, 1899-19851
- Paderewski, Ignace Jan, 1860-1941.1
- Peabody Conservatory of Music.1
- Phi Mu Alpha Sinfonia Fraternity of America1
- Photographs<br> Hughes, Edwin, 1884-1965<br> Leschetizky, Theodor, 1830-19151
- Photographs<br>Hughes, Edwin, 1884-19651
- Plaza Hotel (New York, N.Y.)<br>Villa-Lobos, Heitor1
- Postcards<br> Photographs<br> Hughes, Edwin, 1884-1965<br> Leschetizky, Theodor, 1830-19151
- Rachmaninoff, Sergei, 1873-1943.1
- Reiner, Fritz, 1888-19631
- Ricci, Ruggiero, 1918-.1
- Rice, Edwin T. (Edwin Thomas), 1862-1940.1
- Riemenschneider, Albert, 1878-1950.1
- Rogers, Francis, 1870-1951.1