The Trial of Captain John Kimber, for the Supposed Murder of an African Girl, at the Admiralty Sessions, Before the Hon. Sir James Marriott, Knt. (judge Advocate) and Sir William Ashurst, Knt. &c. on Thursday, June 7, 1792. Of which He was Most Honorably Acquitted, and the Two Evidences for the Prosecution Committed to Newgate to Take Their Trials for Wilful and Corrupt Perjury