| Country of Origin | United States |
|---|---|
| Exploration Missions | Space Shuttles |
| Type | NASA Patch |
| Theme | Astronauts & Space Travel |
Check the listing for details. STS-51-L CHALLENGER 51L EG&G IN MEMORANDUM PRESENTATION PATCH. Made in United States. Listed at 17.99 USD. GIVEN OUT TO EG&G EMPLOYEES ONLY. PATCH NEAR MINT CONDITION AS MANUFACTURED, PAPER VERY FINE PLUS.