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