| Ref No | SWCC/PHO/COL/73 |
| Title | Onllwyn Colliery: photograph of a general view of Onllwyn No 1 Colliery with Half Way Inn (slope) in background |
| Description | Scene includes fan, stack and colliery buildings in foreground. |
| Date | c 1920 |
| Subject | Coal mining |
| Collieries |
| Physical Description | Black and white reprint |
| Place_Code | ANW/PLACE/1724 |
| ANW/PLACE/23 |
| Extent | 1 photograph (332mm x 221mm) |