Fifty Years of U.S. Air Mail Stamps 1, book issued by Postal Commemorative Society, book cover states - 94 Historic airmail stamped postcard and cachets preserved in special commemorative covers. This book contains 107 different air mail stamped postcards and cachets, in mint unused condition, viewed through envelope window. A glued stamp with issued date is on envelope. Description of stamp and date issued is on front of envelope. CONDITION: Note: two envelope spaces are empty in book.

Note: two envelope spaces are empty in book.