- FondsYapp - Papers and photographs of R. H. (Harry) Yapp
- Series3 - Photographic collections
- Subseries3 - Prints
- File10 - Malaysian trip
- Item1735 - Gun house on the R[?]
- Item1736 - Korthalsia scaphigera
- Item1737 - Singapore. Orang Laut.
- Item1738 - Camp at 4000’ (Gunang Inas)
- Item1740 - Rafts
- Item1742 - [boats on shore with children]
- Item1743 - [young man]
- Item1744 - [three children seated]
- 70 more...