This resource is a compilation of 41 seminal titles published from 1775 to the present comprising nearly 80,000 pages, the majority of which are not available anywhere else online. This is an extensive global resource designed to meet the teaching, learning, and research needs of the international music community. It provides comprehensive encyclopedic coverage of the most important disciplines, fields, and subject areas, among them popular music, opera, instruments, blues, gospel, recorded sound, and women composers.