COMPOSERS
O RIADA, Sean
O'BRIEN, Vincent
O'CONNOR, Padraig
O'CONNOR, Shamus
OCHS, Siegfried
OFFENBACH, Jacques
OHANA, Maurice
OHGURI,Hiroshi
OHKI,Masao
OHNO,Yuji
OHZAWA,Hisato
OKANO,Teiichi
OLIVERS, Thomas
OLSEN, Carl Gustave Sparre
OLSEN, Ole
OLSSON, Hjort Anders
OLSSON, Otto
OLTRA, Manuel
ORBON, Julian
ORD, Boris
ORDONEZ, Karl von
OREKHOV, Sergei
OREM, Preston Ware
ORFF, Carl
ORNSTEIN, Leo
ORR, Buxton
ORR, Charles Wilfrid
ORTIZ, Diego
ORTO, Marbrianus de
OSIANDER, Lucas
OSWALD, Henrique
OTHMAYR, Kaspar
OTTE, Hans
OWENS, Robert Lee