Chennai, Feb. 6 -- Archaeologist K Amarnath Ramakrishna, in a letter to the Archaeological Survey of India (ASI) on February 2, said that there was no need to alter his 982-page report on the politically controversial site of Keeladi and demanded its release. HT has seen a copy of the contents of Ramakrishna's letter. The ASI had evaluated his work and stated in a 114-page note that the report was ambiguous and recommended changes.

"I continue to maintain here also that the chronology of the Keeladi excavation has been reconstructed strictly in accordance on the basis of careful consideration of the primary sources namely, cultural deposit, stratigraphic sequences and its material culture etc., by following the existing principles and es...