Geometric exercises from a Javanese student attending the Berling secondary school in Yogyakarta. The name of his teacher is mentioned on the first page.
Notes on Dutch grammar, the references to Sjafruddin Prawiranegara as prime minister reveal they were made between 19 December 1948 and 13 July 1949 in a Republican school. The exercises also contain references to the Marshall plan, which was used by the Republicans to pressure the Netherlands th...