Relief shown by hachures. Inset: Columbia River, reduced from a survey / made by the U.S. Ex. Ex., 1841. -- Scale ca. 1:700,000. J.H Young & Sherman & Smith, . 1 map; 58 x 87 cm., folded to 9 x 14 cm. This map is in the public domain. Please attribute access and use of this digitized map to the Stephen S. Clark Library, University of Michigan Library.
Wilkes, Charles, 1798-1877.,Young, J. H. (James Hamilton),Sherman & Smith.