Lewis, Meriwether. The Lewis and Clark Expedition. Introduction by Archibald Hanna. 3 vols. Keystone Western Americana Series, KB 34-36. Philadelphia: Lippincott, 1961. xxxi, 889 p., 21 cm. Dust jacket design; also issued as paperback edition.
IDEA is becoming IDA, ismardavidarchive.org, a more wide-ranging exploration of the life, times and work of Ismar David.