U.S. and Worldwide; The "Aurora" Collection of R.S.F.S.R.
February 8-10, 2011
| Images | Description | Current Bid |
 | Lot #284 BULGARIA Zeppelin Flights 1933 2nd SAF card to Brazil, attractively franked on both sides, v.f., with Berlin connecting cachet  Catalog #Si.241B | Unsold |
 | Lot #285 BULGARIA Zeppelin Flights 1933 4th SAF card to Brazil, attractive franking on both sides, v.f., with Berlin connecting cachet Cat. #Si.223 Catalog #Si.223 | Unsold |
 | Lot #286 BULGARIA Zeppelin Flights 1933 6th SAF to Brazil, attractive franking on both sides, v.f., with Berlin connecting cachet | Price Realized $450.00 |
