Columbia subject headings:
Fortification--Texas--History--19th century.
Frontier and pioneer life--Texas.
Texas--History--1846-1950.
United States. Army--Military life--History.
Harvard subject headings:
Fortification--Texas--History--19th century.
Frontier and pioneer life--Texas
Sutlers--Texas--History--19th century.
Texas--History--1846-1950
United States. Army--Military life--History--19th century.
Princeton subject headings:
Fortification--Texas--History--19th century.
Frontier and pioneer life--Texas.
Texas--History--1846-1950.
United States. Army--Military life--History--19th century.