00610nam a22002171 4500 sa 65009447 DLC 20260227112202.0 850509s1963 ii b 00010 eng sa 65009447 //r85 PL480:I-E-4097 DLC/ICU ICU a-ii--- QE295 .R35 Ray, S. Fifty years of science in India; progress of geology, by S. Ray. Calcutta, Indian Science Congress Association, 1963. iv, 194 p. 25 cm. Includes bibliographies. Geology India. 66223 66223