Olga Buttall [1938] ｜ ｜ ｜―Orchidea [1944] ｜ ｜―Orissa [1953] ｜ ｜ ｜―Orla [1959] ｜ ｜ ｜―Olszowa [1964] ｜ ｜ ｜―Ostenda [1969] ｜ ｜ ｜―Ombra [1979] ｜ ｜―Oremba [1958] ｜ ｜―Orenda [1965] ｜ ｜―Omara [1971]