Imlay, Gilbert (1754-1828)
A Topographical Description of the Western Territory of North America.

London: Printed for J. Debrett, 1797.

Third edition, A5, B-Z8, Aa-Rr8, Ss1; illustrated with four folding maps, bound in full contemporary marbled calf, rebacked, a few contemporary ink signatures to title, ffep, and inside front board, some toning to contents, 8 1/4 x 5 in.

Clark II:41-5; Field 747; Graff 2091; Sabin 34358; Howes I-12.

This edition contains additional chapters on Louisiana and West Florida by Thomas Hutchins. "In its final 1797 form, embodying many original narratives and the entire works of Filson and Hutchins, this work gave the most complete information on the trans-Alleghany region available at the end of the 18th century." (Wright Howes' USiana 1650-1950).