Most books on choral subjects will possess the classification prefix "MT." Books about conducting and organizations will be found in the range "MT36-89"; books about singing and voice culture will be found in the range "MT820-893"; and books having information relating to choral techniques for children's choirs will be found in the range "MT898-949."
This online collection is a joint collaboration between the American Choral Directors Association and the Library of Congress. The site contains choral music from the public domain that users can download, along with information on the composers and material on each work's historical context and stylistic features. Covers approx. 1870-1923
ChoralNet's extensive resources and links include repertoire lists, reference materials, rehearsal tips, choral accessories and technology, and specialized sections for Church Music and choirs in educational institutions.
A virtual library of 145,000 pieces of choral music, with comprehensive descriptions and multimedia links, and information on 26 500 composers. It proposes "Favorites of the Month, Composers' Anniversaries...etc. Free registration required.