"Black Charley" is mentioned in a story about Marblehead citizens' riot against the so-called, Lying Pamphlet, in March or April, 1806, during which Charley fell into a bonfire. He emerged unharmed except his hat was incinerated.
Bibliography:
Samuel Roads, Jr., The History and Traditions of Marblehead, Marblehead: N.A. Lindsay & Co, 1897, pages 278, 279. https://archive.org/details/historytradition00road_0/page/n5/mode/2up.
For more on the Lying Pamphlet, see Salem Register and Salem Gazette for April 11-24, 1806.