Rangavalli is a fitting tribute of felicitation paid by a generation of scholars, old and new from all parts of the world to an outstanding archaeologist, Dr. S.R. Rao, internationally known for the decipherment of the Indus script. The collection of Research essays is at once scholarly and varied and of absorbing interest and represents a cross section of Indian scholarship in various subjects such as Indian history, prehistory, protohistory, epigraphy, ...