U.S. and Worldwide Stamps & Postal History
February 28-March 1, 2017
| Images | Description | Current Bid |
 | Lot #240 COSTA RICA 1932 Costa Rican Philatelic Society (Triangles), complete set of four different large die proofs in issued colors, each die sunk on full size card from the American Bank Note Company, v.f. P Catalog #158-61P | Price Realized $900.00 |
 | Lot #241 COSTA RICA 1937 Costa Rican Philatelic Society (Triangles), complete set of four different large die proofs in issued colors, each die sunk on full size card from the American Bank Note Company, v.f. P Catalog #179-82P | Price Realized $900.00 |
 | Lot #242 COSTA RICA 1937 National Exposition, 10c Native Donkey, large die proof in issued color, die sunk on full size card from the American Bank Note Company, v.f. P Catalog #188P | Price Realized $230.00 |
 | Lot #243 COSTA RICA 1940 Pan-American Health Day, postage and air mail, complete set of 14 different large die proofs in issued colors, also two master dies of postage and airpost in green (value tablets blank), all without overprint, each die sunk on full size card from the American Bank Note Company, v.f. A rare, if not unique set P Catalog #191-95,C46-54P | Price Realized $4,500.00 |
 | Lot #244 COSTA RICA 1941 University, complete set of 12 different large die proofs in issued colors, each die sunk on full size card from the American Bank Note Company, v.f. P Catalog #212-16,C74-80P | Price Realized $2,300.00 |
 | Lot #245 COSTA RICA 1943-47 Portraits, eight different master large die proofs in black, value tablets blank, each die sunk on full size card from the American Bank Note Company, v.f., rare P Catalog #224/32P | Price Realized $1,900.00 |
 | Lot #246 COSTA RICA 1943-47 Portraits, complete set of nine different large die proofs in issued colors, each die sunk on full size card from the American Bank Note Company, v.f., rare P Catalog #224-32P | Price Realized $1,800.00 |
 | Lot #247 COSTA RICA 1944 San Ramon, complete set of five different large die proofs in issued colors, each die sunk on full size card from the American Bank Note Company, v.f. P Catalog #253-57P | Price Realized $900.00 |
