- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries3 - Prints
- File11 - Italy and Switzerland
- 50 more...
- ItemS55 - Tobogganing on Buel Run
- ItemS57 - Fluelen. S. end of Lake Lucerne
- ItemS58 - Fleulen near the Axen Strasse
- ItemD1 - Davos001
- ItemD2 - Davos002
- ItemD3 - Davos003
- ItemD4 - Davos004
- ItemD5 - Davos005
- ItemD6 - Davos006
- 5 more...