![](https://historicalmaps.yale-nus.edu.sg/rails/active_storage/representations/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBcXdFIiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--c34977a3c0cb630ec1b1b1f2a414e3d4976500c9/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCam9MY21WemFYcGxTU0lNTkRBd2VETXdNQVk2QmtWVSIsImV4cCI6bnVsbCwicHVyIjoidmFyaWF0aW9uIn19--bc467f5637e8b6d3bfb826116f92b6bfedfbf03a/leiden-2011724.jpeg)
Schetskaart van het terrein doorloopen bij de excursie in 1890 tegen de Battaksche landschappen Loemban-Pinasa en Djandji
1891
Indonesia
Map of an expedition route—in red—through the country of the Batak people of northern Sumatra, from Lake Toba to Loemban-Pinasa (Lumban Pinasa) and Djandji. Mountains and forests are shown, along with two drawings of views of hills.