Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Texas--Uvalde County.
Geology, Stratigraphic--Holocene
Human ecology--Texas--Uvalde County.
Indians of North America--Texas--Uvalde County--Antiquities.
Uvalde County (Tex.)--Antiquities.
Woodrow Heard Site (Tex.)
Princeton subject headings:
Excavations (Archaeology)--Texas--Uvalde County.
Geology, Stratigraphic--Holocene.
Human ecology--Texas--Uvalde County.
Indians of North America--Texas--Uvalde County--Antiquities.
Uvalde County (Tex.)--Antiquities.
Woodrow Heard Site (Tex.)