Closed for the Duration : Loose Talk Can Cost Lives

This is the original World War II poster upon which Exaggerated Hyperbole Will Sink Important Legislation is based. It was produced by British and American Ambulance Corps. Printed at the bottom of the original poster: DISTRIBUTED IN THE INTEREST OF NATIONAL DEFENCE, AND AS A MEANS OF OBTAINING FUNDS FOR AMBULANCES WHEREVER NEEDED, BRITISH AND AMERICAN AMBULANCE CORPS, INC., 420 LEXINGTON AVENUE, NEW YORK CITY'
'ART'
'LITHO IN U.S.A.'