... CURE DIPHTHERIA.—A French physician expresses his preference for lemon juice, as a local application in diphtheria, to chlorate of potash, nitrate of silver, perchloride of lime water. He uses it by dipping a little plug of cottonwood, twisted around a wire, in the juice, and pressing it against the diseased surface ... — Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889 • Barkham Burroughs