'Orion,' American yacht, [250]

'Orion,' R. Northern Y.C., [78]

Ornskoldskirk, Sweden, [309]

Orson, Edward Forbes, of Stranraer, R. Northern Y.C., 1824, [74]

'Osborne' (formerly the 'Victoria and Albert'), [6], [9]

Otago (N.Z.), [301], [302]

'Ottawa,' U.S.S., [247]

Oulton Broad, [192], [197], [205], [219]-224

'Oweene,' American cutter, [263]

Oxford University Sailing Club, [182], [183]