Pre-Spanish Period

• evidence of early Filipinos' knowledge of science and technology


  archeological excavations
• surviving tools for hunting 


  crude choppers
• made from flint, quartz...


  crude choppers
• Dutch national, director of Mangyan Assistance and Research Center


  Antoon Postma
• language used in the inscription


  combination of Old Tagalog, Old Javanese, Old Malay and Sanskrit