- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries3 - Prints
- File11 - Italy and Switzerland
- 38 more...
- ItemS38 - Tall spruces
- ItemS39 - Path through wood
- ItemS40 - Spruces in snowstorm
- ItemS41 - Three bare larches
- ItemS42 - Small snow-covered spruces
- ItemS43 - Extreme end of platz
- ItemS46 - Woods & snow
- ItemS47 - Chalet and larches on the hill
- ItemS48 - The Zuge gorge
- 17 more...