- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries3 - Prints
- File11 - Italy and Switzerland
- 44 more...
- ItemS46 - Woods & snow
- ItemS47 - Chalet and larches on the hill
- ItemS48 - The Zuge gorge
- ItemS49 - Entrance to Avalanche Tunnel
- ItemS52 - Wiesen Church
- ItemS54 - Tobogganing on Buel Run
- ItemS55 - Tobogganing on Buel Run
- ItemS57 - Fluelen. S. end of Lake Lucerne
- ItemS58 - Fleulen near the Axen Strasse
- 11 more...