Columbia subject headings:
Indians of Mexico--Implements--Mexico--San Luis Potosí (State)
Indians of Mexico--Mexico--San Luis Potosí (State)--Antiquities.
San Luis Potosí (Mexico : State)--Antiquities.
Harvard subject headings:
Projectile points.
San Luis Potosí (Mexico : State)--Antiquities.
Princeton subject headings:
Indians of Mexico--Mexico--San Luis Potosí (State)--Antiquities.
Indians of Mexico--Mexico--San Luis Potosí (State)--Implements.
Mexico--Antiquities.
San Luis Potosí (Mexico : State)--Antiquities.
Stone implements--Mexico--San Luis Potosí (State).