A rare pottery mug,

细节
A rare pottery mug,
depicting the deaf-and-dumb sign language alphabet -- 2¾in. (7cm.) high; an amethyst [?] fly-catching glass, embossed Simons, Birmingham, Registered May 30 1845; a similar in green glass -- 2¾in. (7cm.); and a model porcelain eye in case

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