Ruth B. An index to early music in selected anthologies. European American Music Corporation, c1978. G. K. Hall, 1977. London, Butterworths Scientific Publications, 1957. A series that provides bibliographic access some of the world's libraries' manuscript collections.
Individual volumes cover specific areas of music and theory.
Verify your citations in indexes searched above. Consult a librarian about other sources. Contact an e-mail list on your subject. You may also want to consult the Professional Music Organizations section of Electronic Resources on the Music Service's web site for additional information on professional listservs. One such important site is the American Musicological Society home page , which will point you to other useful musicology sites.