Lot 4
 
Zeppelin Cover, Austria, 1932 1st South America Flight With Mixed Austria/Germany Franking, Sieger 138b, to Rio, very desirable mixed Austria/Germany franking from 1932 with Berlin feeder, exceptionally clean plain postcard with Rio backstamp, very fine in all respects, this is the first flight when Austrian stamps were deemed not valid for onward Airmail .
Estimate $200-300.
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| Realized $196 |
