Airmail envelope with large magenta octagonal New Sweden Tercentenary cachet depicting the Kalmar Nyckel; no publisher identified. Rockford, Ill. circular datestamp May 19 1938 and matching 8¢ U.S. airmail stamp at upper right. Addressed to 1703 Centre Ave., Ridgewood, Brooklyn, N.Y.; backstamps include Brooklyn May 23 and a May 25 1938 handstamp. Additional purple handling markings for non-delivery are present on the front
Notes for Cover Collectors: • High-resolution scans of front and back are provided; use zoom to inspect postmarks, cachet details, and backstamps. • No third-party grading; condition is shown in the images.