Blank U.S. airmail envelope with a red triangular printed label reading U.S. AIR MAIL TEN CENTS and an airplane silhouette. Pink and blue chevron airmail border around all edges; back shows intact flap and no visible postmark or stamp. No addressed handwriting or postal markings; OCR of the scan returns only stray characters. Publisher/series not identified on the images

Notes for Cover Collectors:
c High-resolution scans of front and back are provided; use zoom to inspect postmarks, cachet details, and backstamps.
c No third-party grading; condition is shown in the images.