Westec Services Inc. No description specified. 1-3 (3 Records) Documents Archaeological Testing and Site Significance Assesment for the Singing Hills Area Two (1984) Cultural Resource Testing Program for Archaeological Sites SDI-607, SDI-612, SDI-6825, and W-105, Carlsbad, CA (1986) Penasquitos Substation 230 / Kv Addition: Cultural Resource Investigati0N (1988)