- Morey, Harry--Portraits1
- Mothers of soldiers--Songs and music1
- Motion picture music--Excerpts--Vocal scores with piano1
- Murray, Katherine--Portraits1
- Musicals1
- Musicals--Excerpts--Scores1
- Musicals--Excerpts--Vocal scores1
- Musicians--Pictorial works1
- Names, Personal--Songs and music1
- National Special Aid Society (New York, N.Y.)1
- National Theatre (New York, N. Y. : Houston Street and 2nd Avenue)1
- National songs--Belgium1
- National songs--Great Britain1
- National songs--United States1
- Patriotic music, AmericanWorld War, 1914-1918--Songs and music1
- Patriotic music--United States--World War, 1914-1918--United States--Songs and music1
- Patriotism--Songs and music1
- Pershing, John J. (John Joseph) 1860-1948--Songs and music1
- Pershing, John J. (John Joseph), 1860-1948--Songs and music1
- Piano music (Blues)1