James M'Gillivray, a man shot in the shoulder in the siege of Nijmegen (1794): the shot developed into an ulcer which was cured by John Bell. Coloured stipple etching by J. Stewart after J. Bell, ca. 1826.

"I subjoin M'Gillivray's case, as an example the best calculated to explain this position ; for his wound was extremely small, the ulcer which followed was very singular, both in extent and appearance, and was finally cured, rather by care and cleanliness than by surgery. Yet what is surgery in this case but cleanliness and care? This man, who is about fifty years of age, was a serjeant in the sixty-eighth regiment, was landed on the Continent with Lord Moira's army, was in the siege of Nimeguen. When the Waal froze over, so that the French were able to cross it, they attacked the British army …"—Bell, op. cit. p. 130