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Geological map of Java and Madura, showing rock types and the locations of volcanoes. There are two cross sections (elevations) showing the heights of terrain: one of Java; and one from Cambodia to the Indian Ocean, including Borneo and Java.

Four maps of areas with lakes in Celebes (Sulawesi), including the lakes and main watershed of the South Peninsula. Three of the maps feature cross-section views (elevations) which show types of rocks.