- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries1 - Glass plate negatives
- FileG - General (unclassified)
- 46 more...
- ItemG47 - [Photograph of sand dunes]
- ItemG48 - Sand pinnacle
- ItemG49 - Circle of eroded sand pinnacles
- ItemG50 - [Photograph]
- ItemG51 - Eroded elements of consolidated sands
- ItemG52 - Pioneer chasmophytes
- ItemG53 - Cliffs at Castlerock
- ItemG54 - Plantago maritima
- ItemG55 - Boss of _ on cliff
- 50 more...