00282nam a22000977a 4500003000400000008004100004082002100045100002900066245006100095260002800156OSt240703b        |||||||| |||| 00| 0 eng d  aR631.40202bM92L  aC.A.E., P.A.U., Ludhiana  aLaboratory manual for deptt. of soil & water engineering  aLudhianabP. A. Uc1977