Pony Express station
E2241079
UNEXPLORED
A Pony Express station was a relay outpost where riders quickly exchanged horses and mail to maintain the fast cross-country delivery service in the mid-19th-century United States.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pony Express station canonical | 1 |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.