U.S. - 55 FLIGHT COVERS FROM THE 1920'S ERA - WORTH A CLOSE LOOK

REALLY A NEAT OFFERING. SOME AGE WEAR AND IMPERFECTIONS. SOME DUPLICATION. NICE VARIETY OF COVERS. CAREFULLY LOOK AT ALL OF THE PHOTOS TO APPRECIATE THESE BITS OF EARLY AIR MAIL POSTAL HISTORY. HAVE FUN. ENJOY. THANKS