The web's largest library of International Phonetic Alphabet (IPA) transcriptions and literal translations of opera arias and art song texts. Includes over 6,300 Art Songs, 1,300 arias and 60 Latin texts. (As of March 2014).
http://digital.library.wisc.edu/1711.web/IPA-source
This permalink is a direct, persistent URL to the database that will always work and won't break.