Notes
"The sketch, here given in a separate form, constitutes a chapter in a work now in press, entitled 'The Monongahela of old; or, Historical sketches of south-western Pennsylvania, to the year, 1800 ...' in the preparation of which the author has been engaged for the past two years."--Pref. The work, though printed for the greater part in 1858, remained unpublished until 1892.