Subject
- Popular music-United States1
- Popular music-United States--1911-19201
- Potpourris (Piano)1
- Pouplar music--United States--1911-19202
- Prohibition--Songs and music2
- Providence (R.I.)--Pictorial works1
- R.S. (Firm : New York, N.Y.)1
- Ragtime music1
- Railroads--Songs and music1
- Recruiting and enlistment--Songs and music1
- Reminiscing--Songs and music1
- Revere, paul, 1735-1818--Songs and music2
- Revues2
- Revues--Excerpts3
- Revues--Excerpts--Vocal scores with piano1
- Revuew--Excerpts1
- Rhine River--Songs and music1
- Rice, Gitz--Portraits1
- Roses--Pictorial works1
- Rowland, Adele, 1883-1971--Portraits1