Attributed to Charles Thomson--National Union Catalog pre-1956 imprints.
Originally published under title: An enquiry into the causes of the alienation of the Delaware and Shawanese Indians from the British interest. London, 1759.
Half title: Alienation of the Delaware and Shawanese Indians.
Includes original title page.
Includes "The journal of Christian Frederick Post, in his journey from Philadelphia to the Ohio, on a message from the government of Pennsylvania, to the Delaware, Shawanese and Mingo Indians [15 July-20 Sept. 1758]"--p. 130-171.