Miscellaneous letters Letter to Francis Duroure, FRS, 1745, from Ruvigny de Cosne, an officer of the Coldstream Guards, then a wounded prisoner of war, concerning Colonel Scipio Duroure, mortally wounded at Fontenoy; letter from a Duroure cousin at Douai, 1764; letter to Mrs Duroure at Toulouse from a M Douroure (cousin) of Nmes, 1765; extract of letter from Francis to his uncle James Vignoles, 1768. 1745-1768