Erskine S. Allin trapdoor system
E2065086
UNEXPLORED
The Erskine S. Allin trapdoor system is a 19th-century breechloading conversion mechanism that modified muzzle-loading rifles to load metallic cartridges via a hinged “trapdoor” breechblock.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Erskine S. Allin trapdoor system canonical | 1 |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.