Help in need 1931, stamp booklet pane 8 ++ 10 Pfg borderless with additional franking, including 12 ++ 3 Pfg help in need in the block of four, on Zeppelin cover the 3. South America Flight 1932 from "BERLIN C 17.4.32" to Vicente Lopez / Argentina with arrival postmark and all corresponding Cachets, 1 value the additional franking missing and small restrictions, very nice and in this kind rare Zeppelin record