RILM Music Encyclopedias This link opens in a new windowCollection of 41 encyclopedias in full text including historical and current encyclopedias published between 1775 and 2015. Provides access to content written in the key languages of musicological research, among them English, German, French, Italian, Dutch and Greek. Subject areas include historical musicology and ethnomusicology, popular music, opera, instruments, blues and gospel, to recorded music and women composers.