Columbia subject headings:
Architecture--Arizona.
Architecture--California.
Mission San Xavier del Bac (Tucson, Ariz.)
Missions--Southwest, Old.
Harvard subject headings:
Architecture--Arizona
Architecture--California.
Mission San Xavier del Bac (Tucson, Ariz.)
Missions--Southwest, Old.
Princeton subject headings:
Architecture--Arizona.
Architecture--California.
Mission San Xavier del Bac (Tucson, Ariz.)
Missions--Southwest, Old.