O Madchen, Mein Madchen, from Friederike, composer Franz Lehár (Glocken Verlag Ltd.), 1958 Folio-Box 576 (MS 10757) Unit ID: 48 Date: 1958
Omaggio a Bellini: Fantasia a Grand' Orchestra (sopra moltivi di Bellini), composer Saverio Mercadante (G. Ricordi & Co.), n.d. Music-Box 396 (MS 10757) Unit ID: 1243 Date: n.d.
O Ma Lyre Immortelle"Sapho", composer Charles Gounod, n.d. Box 348 (MS 10757) Unit ID: 926.9 Date: n.d.
"Ombre Piante" from Rodelinda, composer George Frideric Handel, n.d. Folio-Box 368 (MS 10757) Unit ID: 1 Date: n.d.
On Ev'ry Tree That In The Forest Grows, composer E. Fitzball (London: D'Almaine & Co.), n.d. Music-Box 381 (MS 10757) Unit ID: 1021.15 Date: n.d.
On ne s'avise jamais de Tout, composer de Monsigny (M. R. Legouix, Editeur), n.d. Box 466 (MS 10757) Unit ID: 333 Date: n.d.
On Shore and Sea, composer Arthur Sullivan (London: Boosey and Co.), 2006 Box 191 (MS 10757) Unit ID: 383 Date: 2006