Garrison, George Pierce, 1853-1910.
Westward extension, 1841-1850 /
by George Pierce Garrison.
- New York : Harper & Row, 1968.
- xiv, 366 p. : maps.
Reprint of the 1906 edition.
Includes bibliographical references.
United States--History--1815-1861.
United States--Territorial expansion.
E338 G35