00677nam a22002171 4500 sa 66001560 DLC 20260227112223.0 790510s1964 ii ab b 00000 eng sa 66001560 //79 a-ii--- TN943.I6 C45 1964 Central Road Research Institute. Puzzolanic clays of India: their industrial exploitation and use in engineering works. Delhi [1964] viii, 290 p. illus., maps (part fold.) 25 cm. Road Research special reports, no. 1 Bibliography: p. 259-290. Clay India. Pozzuolanas India. 67870 67870