- 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
- EbookThe World's Great Men of MusicHarriette Brower
- EbookPiano MasteryHarriette Brower
- EbookVocal MasteryHarriette Brower
- EbookThe World's Great Men Of MusicHarriette Brower
- EbookThe World's Great Men of MusicHarriette Brower