Topographical map of the road from Missouri to Oregon, commencing at the mouth of the Kansas in the Missouri River and ending at the mouth of the Wallah Wallah in the Columbia
By: from the field notes and journal of Capt. J.C. Frémont, and from sketches and notes made on the ground by his assistant Charles Preuss ; compiled by Charles Preuss, 1846 by order of the Senate of the United States
Contributors: Frémont, John Charles, 1813-1890; United States. Congress. Senate; Edward Weber & Co
Publisher: Lithogr. by E. Weber & Co.
Published: 1846
Place of publication: Baltimore
Language: eng
Subjects: Maps; Roads
Notes: Title from leaf one.

"In VII sections."

Relief shown by hachures.

Includes "meteorological observations".