A Narrative of the Incidents Attending the Capture, Detention, and Ransom of Charles Johnston, of Botetourt County Virginia: Who was Made Prisoner by the Indians, on the River Ohio, in the Year 1790 : Together with an Interesting Account of the Fate of His Companions, Five in Number, One of Whom Suffered at the Stake : to which are Added, Sketches of Indian Character and Manners, with Illustrative Anecdotes