SELLER IS A MEMBER OF ASDA (AMERICAN STAMP DEALER'S ASSOCIATION), APS (AMERICAN PHILATELIC SOCIETY), AFDCS (AMERICAN FIRST DAY COVER SOCIETY), AND UPSS (UNITED POSTAL STATIONERY SOCIETY).
ON MULTIPLE LOT ORDERS WILL ONLY BE CHARGE FOR THE HIGHEST SHIPPING COST AS LONG AS ALL LOTS ARE PAID ON ONE INVOICE.