- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries1 - Glass plate negatives
- FileF - Fens
- 13 more...
- ItemF14 - Lythrum salicaria
- ItemF15 - Burwell Fen
- ItemF16 - Burwell Fen
- ItemF17 - Windmill near Wicken Lode village
- ItemF18 - Scirpus lacustris
- ItemF19 - Convolvulus sepium
- ItemF20 - Butomus umbellatum
- ItemF21 - Phragmites + Cladium in lab
- ItemF23 - Wicken Poor's Fen
- 69 more...