Some more news about the new sites from the Purbalingga regency – it seems that 50, not 15 sites were found, and among some of the more unusual finds are stone rings made of jasper.
Stone-age rings unearthed at prehistoric Purbalingga sites
Jakarta Post, 13 July 2009
15 prehistoric sites from the Neolithic to Paleolithic have been discovered in the regency of Purbalingga. They were found when geologists were investigating the flow of some of the major rivers in the region, and they require further investigation.
15 new pre-historic sites found in C. Java
Jakarta Post, 08 July 2009