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Illustrations from William Watson Cheyne, Antiseptic Surgery: Its Principles, Practice and History (Smith, Elder & Co., London, 1882). (a) Hand spray producer (p. 54); (b) drainage tube with masses of gauze in the loops of thread (p. 77); (c) catgut drain ready for insertion (p. 80); (d) method of changing a psoas abscess dressing (p. 92).
