Europe flight 1933, russian post, cover from Leningrad 7. 7. with large Airmail-SST

Europe flight 1933, russian post, cover from Leningrad 7. 7. with large Airmail-SST

Europe flight 1933, russian post, cover from Leningrad 7. 7. with large Airmail-SST and amongst other things Fridericus têtê-bêche pairs in complete on face mixed franking from two countries, all flight stamp and Verzögerungs-L2 as well arrival Staad 5. 9. on face, very decoratively, small opening traces Dealer Auction house Ulrich Felzmann Auction Minimum Bid: 250.00 EUR (via Philasearch.com: 144th Ulrich Felzmann Auction - Numismatic - item 12-A144-4026)