Dimensions: 231 x 157 mm 2 Photographer: C.B. Nieuwenhuis Date: - Description: Unmounted photograph depicting government officials and Mentawei people in canoes at Poelau Siberoet. The photographer’s signature (in the plate) is visible in the lower left corner. A modified version of this photograph appears as print 139 in the educational series published by Kleynenberg & Co.