April 1864 Issue [Cartoon] Dr. D. Dobbs M.D. Download PDF Adjust Share Treatise on disease Drawn by John McLenan, This article is only available as a PDF to subscribers. Download PDF Tags 19th century Caricatures and cartoons Diseases More from John McLenan Some of the shoddy aristocracy The age of iron [Mr. Pigg’s picture gallery.] IV. East end.–The old masters From the collection of A. Levi, Esq. Adjust Share