cover Brazil, Zeppelin flight covers, 1930, two flights comprising Sieger no. 59G franked by 5,000r on 20,000r Graf Zeppelin air post semi-official and a no. 306, and Sieger no. 59B franked by 10,000r Graf Zeppelin air post semi-official and a no. 306, both to the U.S., each has tiny faults, otherwise very fine, Sieger DM625