3 Augustus was decided to send the Berkenrode towards Siam to buy rice, just
like in earlier years. If it was not possible to obtain rice or katjang, it was
allowed to buy elephant ivory, tin and gold. The Berkenrode was ordered to load
as much sapan wood as possible.
Source
J. van Goor. Generale Missiven van Gouverneurs-Generaal en Raden aan
Heren XVII der Verenigde Oostindische Compagnie. Deel X: 1737-1743. The
Hague, 2004, p. 872.