16 stamps in a folding mailer “Official Poster Stamps Eleventh Annual Convention Associated Advertising Clubs of the World”. Volland Co. printers, 16 different artists. 6.5″ x 8.5″
Postcard front using a Poster Stamp by artist Ludwig Hohlwein; Summer Festival in Munich. On the other side is a picture of the Museum festival site. Mailed to Holland, July 1938. Stamp uses gold ink for lettering, city silhouette, and butterflies about the woman’s head.