Perry, Oliver, [141]

Petty, Sir William, [152], [153], [155], [166]

Porter, David, [144]

Purcell, William, [147]

Rasmussen, Kjeld, [150]

Rigsarkivet (Denmark), [147]

Royal Society of London, [152]

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Smith, —— (Captain, USN), [144]

Smith, Sir Sidney (RN), [155]