WAC5 PREPARED FOR GAS ALERT—While wearing their gas masks on the flying line of the Harlingen Army Air Field three WACs, specialists in the radio communications department, install radio equipment on a bomber. Acting in accordance -with regulations the WACs wear their gas masks for a one hour penod weekly while going about their customary duties Gradually the period for wearing the gas masks will be increased to four houis The WAC specialists include, left to right, Pvts Olga Kowall of Lynn. Mass, Helen Mehegan of Roxbury, Mass and Ann Steelman of Culver Cit\, Calif • _