U.S. & Worldwide Stamps & Postal History; The David Mace Collection of U.S. Stamps
April 24-25, 2018
| Images | Description | Current Bid |
 | Lot #1079 CZECHOSLOVAKIA 1959 Plzen Exhibition, 30h,1k and 1.60k, three different die proofs in black, v.f., signed Karasek P Catalog #914P,916P,917P | Price Realized $160.00 |
 | Lot #1080 CZECHOSLOVAKIA 1962 Praga Exhibition, 1.40kr "Children Dancing Around a Tree", six die proofs in different colors, various stages of completion, fine-v.f., probably unique group, signed Karasek P Catalog #1132P | Unsold |
 | Lot #1081 CZECHOSLOVAKIA 1962 30h Cosmonaut and Worker, three die proofs, various colors and stages of engraving, one with guide line markings, fine-v.f. P Catalog #1139P | Unsold |
 | Lot #1082 CZECHOSLOVAKIA 1966 Space Achievement, 1k Satellite and Binary Code, six different die proofs, various stages of completion, v.f. and scarce lot P Catalog #1426P | Unsold |
 | Lot #1083 CZECHOSLOVAKIA 1970 Art, three die proofs showing diff. stages of completion, v.f., signed Karasek P Catalog #1689P | Unsold |
 | Lot #1084 CZECHOSLOVAKIA 1979 First Anniversary of Joint Czechoslovak-Soviet Space Flight, 1.60k (3) and 2k (4), total of seven die proofs in various colors, v.f., probably unique P Catalog #2223,2224P | Price Realized $700.00 |
