Oh! Tis Sweet To Think Old Irish Melody, Traditional Irish Folk Song, Thomas Moore, Traditional Irish, Roger Quilter Fortepian Klasyka, Folk, Celtic
O Holly Night Kazys Daugėla, Adolphe-Charles Adam, Le Nhat Quang, Adolphe Adam, Valdir Maia, Patricio Cueto Fortepian, Puzon, Tuba, Trabka, Gitara, Organy Scena i ekran, Romantyk, Ewangelia, Broadway, Opera
Ernest Breuer-Oh!Gee,Oh!Gosh,Oh!Golly I'm In Love,in A flat Major Eddie Cantor, OSM Press, Ernest Breuer Fortepian, Gitara Klasyka
Oh God Our Help In Ages Past Holyone Tombari Dodoh, William Croft Wiolonczela, Skrzypce, Viola, Bas, Organy Barok, Klasyka, Ewangelia
Fantasy on an Old French Song Hans-Gunter Heumann, Pyotr Ilyich Tchaikovsky, Peter Ilich Tchaikovsky, Harry Cook, Kaiserin Rebecca, Zachary Corbett Saksofon, Fortepian, Viola, Skrzypce, Saksofon tenorowy, Tenor Romantyk, Klasyka, Folk, Folk swiat i country
Old Hundredth Gary Bricault, Henry Purcell, Louis Bourgeois, Joshua Choe Skrzypce, Kontrabas, Wiolonczela, Viola, Sopran, Saksofon sopranowy Ewangelia, Klasyka, Kosciól, Barok
Old Lochaber Carol Regina Ederveen Harfa Folk swiat i country, Klasyka, Celtic, Dzien Swietego Patryka, Folk
OLD FOLKS AT HOME in F OSM Press, Alex Nunes Rodrigues, Stephen Collins Foster, E. P. CHRISTY Fortepian Folk, Klasyka
Old Gray Mare; Home On The Range; I've Been Working On The Railroad for Cello Duet Stefanie Fife Wiolonczela Klasyka, Romantyk, Folk
Old McDonald Had a Farm Michelle Ayler, Anu Holländer, Traditional Children Songs, Iago Flávio, English Folk Song Fortepian, Wiolonczela Folk swiat i country, Folk, Dzieci, Klasyka
O Come O Come Emmanuel Violin Viola and Cello Trio Abraham Maduro Wiolonczela, Skrzypce, Viola Klasyka, Ewangelia
