Cook, T. A. (1907). Eclipse & O'Kelly: Being a complete history so far as it is known of that celebrated English thoroughbred Eclipse (1764-1789) of his breeder the Duke of Cumberland & of his subsequent owners William Wildman Dennis O'Kelly & Andrew O'Kelly now for the first time set forth from the original authorities & family memoranda. Heinemann.

Cook, Theodore Andrea. Eclipse & O'Kelly: Being a Complete History so Far as It Is Known of That Celebrated English Thoroughbred Eclipse (1764-1789) of His Breeder the Duke of Cumberland & of His Subsequent Owners William Wildman Dennis O'Kelly & Andrew O'Kelly Now for the First Time Set Forth from the Original Authorities & Family Memoranda. Heinemann, 1907.