Indigenous Peoples' Rights Act of 1997

2) Written accounts of the ICCs/IPs political structure and institution; 3) Pictures showing long term occupation such as those of old improvements, burial grounds, sacred places and old villages; 4) Historical accounts, including pacts and agreements concerning boundaries entered into by the ICCs/IPs concerned with other ICCs/IPs; 5) Survey plans and sketch maps; 6) Anthropological data; 7) Genealogical surveys; 8) Pictures and descriptive histories of traditional communal forests and hunting grounds; 9) Pictures and descriptive histories of traditional landmarks such as mountains, rivers, creeks, ridges, hills, terraces and the like; and 10) Write-ups of names and places derived from the native dialect of the community. e) Preparation of Maps. — On the basis of such investigation and the findings of fact based thereon, the Ancestral Domains Office of the NCIP shall prepare a perimeter map, complete with technical descriptions, and a description of the natural features and landmarks embraced therein; f) Report of Investigation and Other Documents. — A complete copy of the preliminary census and a report of investigation, shall be prepared by the Ancestral Domains Office of the NCIP; g) Notice and Publication. — A copy of each document, including a translation in the native language of the ICCs/IPs concerned shall be posted in a prominent place therein for at least fifteen (15) days. A copy of the document shall also be posted at the local, provincial and regional offices of the NCIP and shall be published in a newspaper of general circulation once a week for two (2) consecutive weeks to allow other claimants to file opposition thereto within fifteen (15) days from date of such publication: Provided, That in areas where no such newspaper exists, broadcasting in a radio station will be a valid substitute: Provided, further, That mere posting shall be deemed sufficient if both newspaper and radio station are not available;