Sentinel, Volume IX, Number 2, January 23, 1970
McClellan AFB, CA: U.S. Dept. of the Air Force, 1970. 8.25" x 10.5", 8, wraps, 3-hole punched, illus., trimmed to 8.25" x 10.5" (later untrimmed issues were measured at 8.75" x 12", ink note fr page. More