Person ? Oldfield
- From 1917-01-01 to 1923-12-31, Administrateur of THE GULA-KALUMPONG RUBBER ESTATES
- From 1927-01-01 to 1927-12-31, Administrateur of THE GULA-KALUMPONG RUBBER ESTATES
- From 1933-01-01 to 1933-12-31, Administrateur of THE GULA-KALUMPONG RUBBER ESTATES