- Libro electrónicoPiano Mastery Talks with Master Pianists and TeachersHarriette Brower
- Libro electrónicoVocal Mastery Talks with Master Singers and Teachers, Comprising Interviews with Caruso, Farrar, Maurel, Lehmann, and OthersHarriette Brower
- Libro electrónicoPiano MasteryHarriette Brower
- Libro electrónicoThe World's Great Men of Music Story-Lives of Master MusiciansHarriette Brower
- Libro electrónicoVocal MasteryHarriette Brower
- Libro electrónicoThe World's Great Men of MusicHarriette Brower
- Libro electrónicoPiano MasteryHarriette Brower
- Libro electrónicoVocal MasteryHarriette Brower
- Libro electrónicoThe World's Great Men Of MusicHarriette Brower
- Libro electrónicoThe World's Great Men of MusicHarriette Brower