Electro-Chemical Ring. Cures Diseases Caused by Acid in the Blood See the Guarantee . . . [wrapper title].
Toledo, O. Electro-Chemical Ring Co., 1909. First edition thus. 16mo, original pictorial self-wrappers, 31, [1] pages. Illus. An attractive little quack promotional pamphlet for a ring purported to draw acid from the blood and thus to cure afflictions ranging from diabetes to cancerous tumors to rhinolith—”a stony concretion formed in..... More