John Bell

Aneurysmal tumor from the broken arm of a woman knocked down by a horse and cart, 1815. Second drawing of aneurism and extensive ossifications with the aneurismal sac. Humerus bone upper 1 and lower 2, sac 3, coraco brachialis a, biceps b, and deltoid c muscles, arteries f-m and basilic vein 7 stretched over the sac. Handcoloured copperplate engraving by William Archibald after an illustration by John Bell from his own Principles of Surgery, as they Relate to Wounds, Ulcers and Fistulas, Longman, Hurst, Rees, Orme and Brown, London, 1815.(photo by: Florilegius/ Universal Images Group via Getty Images)