Typical projectile points for the Late Formative and Spanish Colonial periods in the El Paso area, contrasted with two specimens from the Dona Ana County Airport site; first row: projectile points recovered from Late Formative period pueblo and pithouse settlements in the El Paso area; second row: projectile points recovered from the Dona Ana County Airport site; third row: projectile points recovered from the Ysleta WIC site (A.D. 1680-1725); fourth row: projectile points recovered from two late 18th through mid-19th century sites in the area of Ysleta. Graphic from Miller 2001, Fig. 11.