Background
Ongkosandjojo was born in Wonogiri, and was of descent but grew up within Javanese culture.
Ongkosandjojo was born in Wonogiri, and was of descent but grew up within Javanese culture.
Ongkosandjojo was a polymath scholar who had a deep passion in studying worldwide history, science, astronomy, languages and nature. Because of this widespread curiosity, as a teenager Ongkosandjojo often replaced his lecturers while they were on military duties during World World War World War II He co-founded and became President Director of PT Jamu Air Mancur, one of Indonesia"s largest manufacturers of herbal medicine, since 1963, having worked there as Production Director since the company started in 1963.