81 Join the men who are hitting HARD! Night and day Air Crews of the Royal Air Force are hitting the enemy on his own ground—and hitting him HARD. There is a chance for YOU to do a vital job with one of these crews—as Pilot, Observer or Wireless Operator/Air Gunner. If you are between 18 and 32 (even though you may already have registered for one of the Services) you can still volunteer for flying duties in the R.A.F. Volunteer now—and help to keep the R.A.F. supreme! Write or call:—R.A.F. Section of your nearest Combined Recruiting Centre (address from any Employment Exchange)—or post coupon for further details at once.