Field of study: Geology

Available articles (3)

• On Brackish water-depostits of the Melawi in the interior of Borneo
  KNAW, Proceedings, 1, 1898-1899, Amsterdam, 1899, pp. 245-248
  
  
• On some fossils from Celebes believed to belong to the Oligocene
  KNAW, Proceedings, 20 II, 1918, Amsterdam, 1918, pp. 793-799
  
  
• On the Miocene Fauna of the West Progo Mounatins in Java
  KNAW, Proceedings, 20 II, 1918, Amsterdam, 1918, pp. 800-804