- Ridley 2066.
- Eitem
- [ca.1905]
Rhan oMartin Ridley Collection
Copy of a postcard of Six Bells Colliery, Abertillery.
1 canlyniad yn uniongyrchol gysylltiedig Eithrio termau culach
Rhan oMartin Ridley Collection
Copy of a postcard of Six Bells Colliery, Abertillery.