Person ? P. Van Romburgh
- From 1912-01-01 to 1933-12-31, Administrateur of PLANTATIONS DE CAOUTCHOUC DE SUMATRA
- From 1917-01-01 to 1933-12-31, Administrateur of PLANTATIONS DE CAOUTCHOUC DE TAPANOELIE
- From 1940-01-01 to 1945-12-31, Administrateur of PLANTATIONS DE CAOUTCHOUC DE TAPANOELIE
- From 1940-01-01 to 1945-12-31, Administrateur of PLANTATIONS DE CAOUTCHOUC DE SUMATRA