The Black Triangle. German Colonialism in Oceania and the Hunt for Gutta-Percha
The cartouche of the Colonial Wall Map, which was first produced by the Justus Perthes publishing house in 1909, is artistically drawn.1 A black-and-white frame surrounds several colourful maps showing the Pacific Ocean regions that were part of the German colonial empire between 1899 and 1914. The drawings depict several raw materials that were found in and exported from the...


