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MIRACLE-MONGERS AND THEIR METHODS
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the public from 1718 to 1780. One of his later advertisements runs as follows:

SUM SOLUS

Please observe that there are two different performances the same evening, which will be performed by the famous

MR. POWELL, FIRE-EATER, FROM LONDON:

who has had the honor to exhibit, with universal applause, the most surprising performances that were ever attempted by mankind, before His Royal Highness William, late Duke of Cumberland, at Windsor Lodge, May 7th, 1752; before His Royal Highness the Duke of Gloucester, at Gloucester House, January 30th, 1769; before His Royal Highness the present Duke of Cumberland, at Windsor Lodge, September 25th, 1769; before Sir Hans Sloane and several of the Royal Society, March 4th, 1751, who made Mr. Powell a compliment of a purse of gold, and a fine large silver medal, which the