Stevens, Isaac. REPORTS OF EXPLORATIONS AND SURVEYS, TO ASCERTAIN THE MOST PRACTICABLE AND ECONOMICAL ROUTE FOR A RAILROAD FROM THE MISSISSIPPI RIVER TO THE PACIFIC OCEAN. MADE UNDER THE DIRECTION OF THE SECRETARY OF WAR, IN 1853-5. Washington: Thomas H. Ford, 1860. Large 4to. Senate Issue, 36th Congress, 1st Session. 358, 41 pp. + 70 tinted lithographed plates and 2 (of 3) folding maps/charts (wanting Map from Milk River.) Original blindstamped boards, rebacked and lettered in gilt, some occasional light foxing (heaviest to title and first few leaves) though in all a clean and fresh copy. Very Good. *********************** Senate issue, which is a revised and enlarged version of Stevens' narrative first published in octavo format in 1855. Beautifully illustrated by the expedition's artist, John Stanley.