| MUSIC | |
| African-American Sheet Music, 1850-1920 | From the collections of Brown University |
| Ambache | London-based Ambache Ensemble. |
| American Roots Music | Presented by PBS |
| Bert Buhrman Sheet Music Collection | Over 5000 titles from the 1930s. |
| Doctoral Dissertations in Musicology--Online | Indiana University |
| Encyclopedia of Music in Canada | |
| Historic American Sheet Music, 1850-1920 | From the collections of Duke University |
| Internet Resources for Music, Theater & Dance | Library of Congress |
| The Lied and Songs Texts Page | Archive of texts to Lieder and other classical vocal pieces. |
| saagi musicali italiani | A database of texts on music theory and aesthetics. |
| Thesaurus Musicarum Latinarum | Latin music theory of the Middle Ages and Renaissance. |
| California Library Systems Cooperative Song Index | 145,000 song titles from 1500 sheet music collections. |
| UT Song Index | University of Tennessee database; indexes about 50,000 songs. |