The Music Library owns a number of opera librettos. The librettos can be found in Primo. Search by:

• Title of opera (e.g., Le nozze di Figaro - The Marriage of Figaro)
• Composer (e.g., Wolfgang Amadeus Mozart)
• Librettist (e.g., Lorenzo da Ponte)

In addition, many full-length opera recordings include their librettos.