00252nam a22001097a 4500003000400000008004100004082001900045100001600064245001500080260003900095300000800134OSt230526b        |||||||| |||| 00| 0 eng d  a581.2 bAE 271  aRao, N.S.G.  aHydraulics  aAsiabM/S Veena Mandir, Muz.c1962  a412