Keywords: Carl Lumholtz in Central Borneo, May 1914.jpg en A picture of Carl Lumholtz during his expedition to Central Borneo Taken in May 1914 1914-05-14 https //archive org/details/throughcentralbo01lumh Expedition Wikipedia Carl Sofus Lumholtz other versions PD-old-70-1923 Uploaded with UploadWizard Borneo Carl Lumholtz |