- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries1 - Glass plate negatives
- FileM - Malaysia
- 82 more...
- ItemM236 - Sira Riwau river + rocks
- ItemM237 - Sira Riwau waterfall
- ItemM238 - Sira Riwau waterfall
- ItemM239 - Sira Riwau bamboo bridge
- ItemM240 - Sira Riwau bridge over river
- ItemM241 - Sira Riwau moving camp
- ItemM242 - Sira Riwau Ungku's hut in tree
- ItemM243 - Sira Riwau jungle
- ItemM244 - Sira Riwau jungle tree
- 99 more...