For your consideration is this Scarce 1902-1906 First Edition of Volumes I, II and III of "Journals of the Expedition of Lewis & Clark", John Back McMaster editor, Allerton Book Co. publisher. This edition of "History of the Expedition Under the Command of Captains Lewis & Clark, to the Sources of the Missouri, Thence Across the Rocky Mountains and Down the River Columbia to the Pacific Ocean, Performed During the Years 1804-5-6 by Order of the Government of the United States" associated with John Bach McMaster is a multi-volume printing of the History of the Expedition under the Command of Captains Lewis and Clark, originally edited by Nicholas Biddle in 1814, featuring introductions or notes by McMaster. This classic narrative of the 1804–1806 journey to the Pacific Ocean, based on the Biddle text rather than the raw unedited 1904–1905 Reuben Gold Thwaites "original journals". McMaster provided introductory material and historical framing, enhancing the traditional Biddle narrative with context on the route and the massive impact of the Louisiana Purchase on American expansion. Published during a peak era of historical retrospection following the 1904 Lewis and Clark Centennial Exposition. John Bach McMaster (1852-1932) was an American historian and professor of History at the University of Pennsylvania. He has been described as a leading American historian of his generation. The brown cloth bound gold gilt hardcovers are in good overall condition. Intact gold gilt top edge pages exhibit age tanning. Each volume measures 4.75"W x 7.25"L x 1"D, combined weight is 2lb, 6oz.