Oh! Tis Sweet To Think Old Irish Melody, Traditional Irish Folk Song, Thomas Moore, Traditional Irish, Roger Quilter Piano Clásica, Celtic, Folk
O Holly Night Kazys Daugėla, Adolphe-Charles Adam, Le Nhat Quang, Adolphe Adam, Valdir Maia, Patricio Cueto Piano, Trompa, Órgano, Trompeta, Tuba, Trombón Romántico, Broadway, Ópera, Escenario y Pantalla, Clásica
Ernest Breuer-Oh!Gee,Oh!Gosh,Oh!Golly I'm In Love,in A flat Major Eddie Cantor, OSM Press, Ernest Breuer Piano, Guitarra Clásica
Oh God Our Help In Ages Past Holyone Tombari Dodoh, William Croft Órgano, Bajo, Viola, Violín, Violonchelo Clásica, Barroco, Gospel
Fantasy on an Old French Song Hans-Gunter Heumann, Pyotr Ilyich Tchaikovsky, Peter Ilich Tchaikovsky, Harry Cook, Kaiserin Rebecca, Zachary Corbett Piano, Saxofón soprano, Saxofón, Violín, Soprano, Flauta Romántico, Folk Mundo y Country, Folk, Clásica
Old Hundredth Gary Bricault, Henry Purcell, Louis Bourgeois, Joshua Choe Tenor, Viola, Barítono, Piano, Saxofón alto, Saxofón tenor Clásica, Barroco, Gospel, Iglesia
Old King Cole Suite Fiona Hickie, Jean-Joseph Mouret Fagot, Flauta, Oboe, Clarinete Clásica, Infantil
Old Lochaber Carol Regina Ederveen Arpa Clásica, Día de San Patricio, Folk Mundo y Country, Celtic, Folk
OLD FOLKS AT HOME in F OSM Press, Alex Nunes Rodrigues, Stephen Collins Foster, E. P. CHRISTY Piano Folk, Clásica
Old Gray Mare; Home On The Range; I've Been Working On The Railroad for Cello Duet Stefanie Fife Violonchelo Romántico, Folk, Clásica
Old McDonald Had a Farm Michelle Ayler, Anu Holländer, Traditional Children Songs, Iago Flávio, English Folk Song Piano, Violonchelo Clásica, Folk, Folk Mundo y Country, Infantil
O Come O Come Emmanuel Violin Viola and Cello Trio Abraham Maduro Violonchelo, Violín, Viola Gospel, Clásica