| Place of Origin | United States |
|---|---|
| Topic | Medical |
| Denomination | 2 Cent |
| Year of Issue | 1871-1880 |
| Quality | Mint Hinged |
| Grade | Gem |
| Certification | Uncertified |
| Country of Origin | United States |
Check the listing for details. 1878 RS51 Mint Pair Centaur Private Die Medicine Stamp Block. Made in United States. Listed at 98.90 USD. The product is a pair of 1871-1880 United States 2 cent mint hinged stamps featuring a Centaur design, known as the RS51 Mint Pair. These stamps were issued as private die medicine stamps, with the topic of medical care likely portrayed in the design. They are uncertified and of gem quality, making them highly desirable for collectors of United States revenue stamps.