The History of Richard Potter, a Sailor and Prisoner in Newgate, who was Tried at the Old-Bailey in July 1763, and Received Sentence of Death for Attempting, at the Instigation of Another Sailor, to Receive Thirty-five Shillings of Prize-money Due to a Third Sailor. Containing an Account of His Being Convinced of Sin and Converted in the Cells of Newgate, Etc