| Denomination | 31 Cent |
|---|---|
| Year of Issue | 1971-1980 |
| Place of Origin | United States |
| Quality | Mint Never Hinged/MNH |
| Color | Multi-Color |
| Grade | Ungraded |
| Topic | Airmail, Wright Brothers, Kitty Hawk, Aviation |
| Country of Origin | United States |
| Certification | Uncertified |
Check the listing for details. US Stamp #603 Monroe Line Pair Stamps LH/MOG. Color: Multi-Color, Made in United States. Listed at 7.50 USD.