U.S. and Worldwide; Zemstvo
November 6-7, 2013 and November 13, 2013
| Images | Description | Current Bid |
 | Lot #1021 ITALIAN COLONIES Tripolitania Air Post 1931 master die trial color proofs, selection of 11 different imperf. singles, superimposed on perforated backing, with red crayon numerals representing adapted colors, fine-v.f., probably unique, with 1987 Dr.Enzo Diena certificate P | Unsold |
 | Lot #1022 ITALIAN COLONIES Tripolitania Air Post 1931 "Rovine di Leptis Magna" master die trial color proofs, selection of 11 different imperf. singles, superimposed on perforated backing, with red crayon numerals representing adapted colors, fine-v.f., probably unique, with 1987 Dr.Enzo Diena certificate P | Unsold |
