Columbia subject headings:
Harvard subject headings:
Parkman, Francis, 1823-1893. Oregon Trail--Illustrations.
Rockwell Museum--Catalogs.
Russell, Charles M. (Charles Marion), 1864-1926--Catalogs.
West (U.S.)--In art--Catalogs.
Princeton subject headings:
Catalogs.
Rockwell Museum--Catalogs.
Russell, Charles M. (Charles Marion), 1864-1926--Catalogs.
West (U.S.)--In art--Catalogs.