International Index of Music Periodicals (Note: access restricted to Harvard users and other sites that have licensed the product) **broken
IPASource is home for accurate word-for-word translations of songs, arias, and operas with International Phonetic Alphabet (IPA) transcriptions in the user-friendly PDF format.
The Aria Database is a diverse collection of information on over 1000 operatic arias, including translations and aria texts of most arias as well as a collection of MIDI files of operatic arias and ensembles.
Audiovisual Information Record Locator Database (NAIL) The NAIL database contains 81,000 series and item-level descriptions of material held by the Still Picture Branch and the Motion Picture, Sound, and Video Branch , as well as information about ordering copies. **broken
Thesaurus Precum Latinarum A collection of Latin prayers and Latin hymns with English translations and brief commentaries, including basic prayers (Gloria Patri, Pater noster, Ave Maria), creeds, prayers before and after Mass, Eucharistic Adoration, Litanies, Hymns, Little Offices, Marian devotions, the Rosary, the Angelus, prayers to the Angels and Saints, and prayers for various occasions.
University of Jyväskylä: Research Project on Cognitive Musicology