Record labels state: Krontjong Band "Insulinde" gespeeld door Indische Studenten = Krontjong Band "Insulinde" played by Indies [ie. Dutch East Indies] students (which means that these recordings were made in London by a group of Indonesian students from the then Dutch East Indies who were studying in the Netherlands). The records were released in the Edison Bell Radio "F" export series and were not distributed in the UK.