1928/29 Catapult Flight Covers Selection, three "Ile De France" covers with US frankings plus a 1929 Roessler cacheted envelope with French franking, also includes an cacheted experimental flight to S.S. Leviathan by Adams Air Mail Pick-Up, appropriate frankings and markings, F-VF (Image)

CV. 150

1929/34 Catapult Covers Assortment, US (17) and German (11) assortment of covers from "Bremen", "Europa" and "Columbus" (1), variety of airmail and regular issue frankings, appropriate cancels and cachets, a few minor faults but generally F-VF, useful group (Image)

CV. 600