Report of the Secretary of War, Communicating, in Compliance with a Resolution of the Senate of February 2, 1857, Information Respecting the Purchase244 pages9 hours of readingTrack
Report of the Secretary of War, Communicating, in Compliance with a Resolution of the Senate, Lieutenant Michler's Report of His Survey for an Interoc464 pages17 hours of readingTrack
Reports of Explorations and Surveys, to Ascertain the Most Practicable and Economical Route for a Railroad from the Mississippi River to the Pacific O160 pages6 hours of reading5.0(1)Add ratingTrack