Observation squadrons, [125]

Offence, theory of, [31]-36, [39]-40

Orde, Admiral Sir John, [223]

Orvilliers, Admiral Comte de, [256]

Palermo, [121]

Paris, Declaration of, [96], [267]

Parma, Prince Alexander Farnese, Duke of, [171]-73, [241], [243]-44

Pe-chi-li, Gulf of, [73], [302]

Persano, Admiral, [293]-94

Philip II, [239]