DescriptionSouvenir advertising card for the Hamburg-America Line's Postdamfer S.S. Aller issued by John Jessen, 63 River St., Hoboken, U.S.A., no date, ca. 1891. 4-1/4" high x 6-1/8" wide printed pasteboard with mounted sepia-tone albumen print of a drawing of the vessel. The ship has both sails and steam engine. The reverse has a 4-line holographic pencil inscription in german (untranslated) with the name Charles Gunkel and what appears to be the date of 1891.