- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries1 - Glass plate negatives
- FileNW - North Wales
- ItemNW1 - Bridge at Llanstum
- ItemNW2 - Group at Llan
- ItemNW3 - Waves + Jack
- ItemNW4 - Waves + rocks
- ItemNW5 - Frank Hodgson + Jack
- ItemNW6 - Waves + rocks
- ItemNW7 - Waves + rocks
- ItemNW8 - Waves
- 24 more...