Original Journals of the Lewis & Clark Expedition V I: Parts 1 & 2,

Original Journals of the Lewis and Clark Expedition: 1804-1806; Parts 1 & 2 Volume 1
This set was first published in 1904 from the manuscripts of the American Philosophical Society together with manuscript material of Lewis and Clark and from other sources including notebooks, letters and maps, and the journals of Charles Floyd and Joseph Whitehouse.
Volume 1 Part 1; Journal and Orderly Book of Lewis and Clark, from River Dubois to the Vermillion River Jan. 30, 1804 - Aug. 24, 1804.
Volume 1 Part 2; Journal and Orderly Book of Lewis and Clark, from the Vermillion River to Two Thousand Mile Creek Aug. 25, 1804 - May 5, 1805.