- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries1 - Glass plate negatives
- FileF - Fens
- 37 more...
- ItemF42 - Typha + Carex
- ItemF43 - Eupatorium cannabinum
- ItemF44 - Wicken Sedge Fen
- ItemF45 - [Unlabelled]
- ItemF46 - [Unlabelled]
- ItemF47 - [Unlabelled]
- ItemF48 - [Unlabelled]
- ItemF49 - [Unlabelled]
- ItemF51 - [Unlabelled]
- 45 more...