Tochten naar Boven-Boeloengan en de Apo-Kajan (Zuider- en Ooster-Afdeeling van Borneo)

He travelled to the Upper Boeloengan and Apo Kajan, from the mouth of the Kalangan River to the upper part of the Beta River, the Ma koelits from Apo Kajan had made a road along the river which was recognisable. During this part of the journey, we killed a rhinoceros, a bear, a wild dog, kidangs, and later along the river, a deer and some wild pigs. All that meat was eaten by the Dajaks and also by ourselves with the exception of the wild dog.

Borneo - Upper Bulungan. During this part of the journey, we killed a rhinoceros, a bear, a wild dog, kidangs, and later along the river, a deer and some wild pigs. All that meat was eaten by the Dajaks and also by ourselves with the exception of the wild dog.