Columbia subject headings:
Harvard subject headings:
Aguayo, José de Azlor y Virto de Vera, marqués de, 1677-1734.
Missions--Texas--History--18th century.
Spaniards--Texas--History--18th century.
Texas--Description and travel
Texas--History--To 1846
Princeton subject headings:
Aguayo, José de Azlor y Virto de Vera, marqués de, 1677-1734.
Missions--Texas--History--18th century--Sources.
Spaniards--Texas--History--18th century--Sources.
Texas--History--To 1846--Sources.