Bhattacharya, D.K. . Old stone age tools : a manual of laboratory techniques of analysis / D.K.Bhattacharya. - Kolkata : K P Bagchi , 1979. - vii ,62p. : ill.,pics. ; 22cm . Includes bibliographical references and index ISBN: Rs. 50.00 (Hb) Subjects--Index Terms: ARCHAEOLOGY Dewey Class. No.: 930.12 / BHA/O