U.S. & Worldwide Stamps
July 10-12, 2013
| Images | Description | Current Bid |
 | Lot #1373 RUSSIA Air Post 1924 20k on 10r rose, surcharge inverted, block of four, never hinged and post office fresh, v.f. A spectacular showpiece, undoubtedly the only known block of four with inverted surcharge. Our last recorded sale of a lightly hinged single was in our February 2009 auction, where it fetched $19,000 (plus buyer's premium)  **Catalog #C9a | Price Realized $47,500.00 |
 | Lot #1374 RUSSIA Air Post 1927 First Congress, 10k variety broken "7" in "1927", l.h., v.f. (Standart 185Kb) * Catalog #C11var | Price Realized $160.00 |
 | Lot #1375 RUSSIA Air Post 1931 Airships, 15k gray blue and 50k brown, imperf. sheet corner margin blocks of four, also perf. 20k red, block of four, fine-v.f. */**Catalog #C16,18,22 | Price Realized $525.00 |
 | Lot #1376 RUSSIA Air Post 1933 Stratosphere Balloon, set of three blocks of four, n.h., folded horizontally between stamps, fresh, v.f. (Standart 341-43)d **Catalog #C37-39 | Price Realized $3,250.00 |
 | Lot #1377 RUSSIA Air Post 1935 Chelyuskin, complete set, l.h., fine-v.f., * Catalog #C58-67 Catalog Value $1,580 | Price Realized $750.00 |
 | Lot #1378 RUSSIA Air Post 1937 Jubilee Aviation Exhibition, complete set in blocks of four, n.h., fresh, fine-v.f. (Standart 473-79) **Catalog #C69-75 | Price Realized $1,800.00 |
