Lorelei ou La Fille du Rhin. Opéra en 3 actes et 6 tableaux, composer William Vincent Wallace (Meissonnier), n.d. Folio-Box 600 (MS 10757) Unit ID: 36 Date: n.d.
Lorenza, Dramma Lirico In Tre Atti, composer E. Mascheroni (G. Ricordi & C.), n.d. Box 489 (MS 10757) Unit ID: 447 Date: n.d.
L'Orfanella, composer Gennaro Mattarozzi (Stamperia Musicale Carrar - Bergamo), 1984 Folio-Box 516 (MS 10757) Unit ID: 14 Date: 1984
L'Orfeo, composer Claudio Monteverdi (Barenreiter-Ausgabe), 1965 Box 466 (MS 10757) Unit ID: 330 Date: 1965
L'Ortolanella - Ouvertura, composer Domenico Puccini, n.d. Music-Box 345 (MS 10757) Unit ID: 873 Date: n.d.
Lotte Lehmann, Favorite Songs from her Repertoire,(Boosey & Hawkes, INC.), n.d. Box 410 (MS 10757) Unit ID: 71 Date: n.d.