U.S. & Worldwide
November 9-11, 2010
| Images | Description | Current Bid |
| Lot #1635 SIBERIA 1921 20k on 3k+4k semi-postal (1914 issue), block of four, h.r., lower left stamp showing doubling of surcharge, two stamps with small thins, otherwise fine-v.f., possibly the only known block of four of this value, signed Buchsbayew (Liapine cat. Euro 6,000+ for singles)  *Catalog #64,64var Catalog Value $3,100 | Unsold |
