- Ridley 1973.
- Eitem
- [ca.1905].
Rhan oMartin Ridley Collection
Copy of a postcard showing the ruins of Dinas Powys Castle.
3 canlyniad yn uniongyrchol gysylltiedig Eithrio termau culach
Rhan oMartin Ridley Collection
Copy of a postcard showing the ruins of Dinas Powys Castle.
Rhan oMartin Ridley Collection
Copy of a postcard showing an inclined, unpaved, street of semi-detached houses.
Rhan oMartin Ridley Collection
Dinas Powys as seen from across two railway tracks,