31 x 39 cm. Relief shown by hachures and spot heights. "Entered in Sta. Hall London & according to act of Congress in the year 1857 by H.D. Rogers in the Clerks Office of the District Court of Massachusetts." Includes proposed Pacific railway routes. In upper margin: Atlas of United States &c., 13. Original publisher: John Murray, Scale: 3,450,000 of nature, 54 1.
52 x 46 cm. "Map no. 23000." Shows reservoir sites, irrigated areas, power plants, power sites, dam sites, national parks or monuments, and diversion from basin. Colorado River Basin/Department of the Interior, Bureau of Reclamation; John H. Pellen, chief draftsman. Original publisher: United States. Bureau of Reclamation.
Transcribed from the original: 'Made in 1851 under the direction of Col J.J. Abert, Chief of Corps Topographical Engineers, by BVT. Capt. L. Sitgreaves, T.E., assisted by Lieut. J.G. Parke, T.E., and Mr. M.H. Kern. Drawn by R.H. Kern, 1852.' 'Gila River from a reconnaissance by Maj. Emory, Topographical Engrs. Colorado River below Camp Yuma from a reconnaissance by Lt. Derby Topographical Engrs.' Shows Indian villages and forts. Upper right corner partially missing. Scale [ca. 1:650,000]. Scale of 10 miles to one inch.' 'Ackerman Lith.: 379 Broadway, N.Y.'
Compiled in the Bureau of Topographical Engineers of the War Department. Chiefly for Military purposes under the authority of Honorable J.B. Floyd, Secretary of War, 1860. 42 x 69 cm. Shows towns, wagon roads, explorers' routes, railroads, forts, etc., approx. from Albuquerque, N.M. to Fort Lane, Or. and from Fort Laramie, Wyo. to Los Angeles, Calif. "Corrections and additions in reference to railroads in California, etc., were made in January, 1862 ..." "The new military posts at Fort Bidwell, ... located from a map loaned ... January 16, 1866." "Atlas to accompany the official records of the Union and Confederate armies, 1861-1865. Plate CXX."--Upper margin. Atlas published by the Washington Government Printing Office in 1891-95. Relief shown by hachures. "Julius Bien & Co. Lith. N.Y." Includes text and list of authorities. Inset: March routes of Army of the Tennessee from Savannah, Ga., to Columbia, S.C., 1865, accompanying the report of Maj. Gen O.O. Howard, U.S. Army, series I, vol. XLVII, part I. Includes bibliographical references. Washington Territory is shown prior to becoming Washington state. The geographic region of Southwest is referred to as the New Southwest. Original publisher: Govt. Print. Off..