Reports of Explorations and Surveys to Ascertain the Most Practicable and Economical Route for a Railroad from the Mississippi River to the Pacific Ocean / Volume 12, Book 1.

Isaac I. Stevens

T. Ford, Printer, Washington, 1860

Volume XII.  Quarto. 358, 41 pages : illustrations (some color), maps ; 30 cm.  Spine perished. Hardcover.  Ex. doc. / 36th Congress, 1st session, House of Representatives, no. 56, etc.  Route near the 47th and 49th parallels (concluded)