Quack oculist.- Williams (John) Mr. and Mrs. Williams, having the very distinguished honour of being patronized by her Royal Highness the Princess of Wales...offer their services to all who are afflicted with any disease of the eyes or eyelids, bifolium, double column, remains of album mount to one margin, second f. with small hole in text, with loss of 2 or 3 letters, but without loss of sense, the odd spot, lightly browned, folio, Boyd, [1810].*** Rare testimonials for the treatments of this notorious "eye specialist". He and his wife worked in London, Paris, Edinburgh, Washington DC, New York and Kingston, Ontario. They often ran into trouble with the law, including prosecution by Francis Scott Key (writer of the American national anthem) for practicing without a license in Washington DC.