00239nam a22000977a 4500003000400000008004100004082001800045100001200063245002600075260004000101OSt230617b        |||||||| |||| 00| 0 eng d  a631.45bAE471  aLal, J.  aHydraulics in M.K.S.   aT.T.B.A, PatnabMetropolitan c1970