Subject
- National songs--Belgium2
- National songs--France1
- National songs--Great Britain1
- National songs--United States1
- Patriotic music3
- Patriotic music, American1
- Patriotic music--United States1
- Pershing, John J. (John Joseph), 1860-19481
- Piano music1
- Popular music4
- Popular music--1911-19205
- Popular music--United States2
- Popular music--United States--1911-192015
- Popular music--United States-1911-19204
- Postcards1
- Soldiers' Monuments--Belgium1
- Soldiers' monuments--France1
- Soldiers--Family relationships2
- Songs (High voice) with piano3
- Songs (Medium voice) with piano1