- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries1 - Glass plate negatives
- FileG - General (unclassified)
- 43 more...
- ItemG44 - [Photograph of sand dunes?]
- ItemG45 - Castlerock
- ItemG46 - Sand dunes at Newcastle, Co Down
- 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
- 53 more...