US FDC #3490b, c, & d Booklet Pane of 20 Artcraft Cachet New York, NY.  This is a legal size envelope.  

SELLER IS A MEMBER OF ASDA (AMERICAN STAMP DEALER'S ASSOCIATION), APS (AMERICAN PHILATELIC 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.