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Lot description
Antoine Nicolas François Dubois, Comte de Riocour (Nancy 1761-1841), in green coat, red and white striped waistcoat, knotted cravat, powdered wig en queue signature cut (lower right) oval, 1 1/2 in. (38 mm.) high, hinged gilt-metal mount with mirror reverse, set within hinged fitted green shagreen case, the interior mount engraved with the sitter's name and dates