Lot 4125
 
Bulgaria 1932, 5th South America Flight (Michel 273 b), registered cover flown via Berlin connecting flight to Rio, eight adhesives tied Sofia, red Berlin airmail marking and red connecting flight cachet and purple Zeppelin flight cachet on front, arrival postmark backstamp. Very Fine. Sieger 171 B.
Michel €450 ($490)
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| Realized $650 |
