00369nam a22000977a 4500008004100000082001700041100003500058245012700093260004200220300000900262230627b        xxu||||| |||| 00| 0 eng d  a333.913bGIB  cSir Alexander Gibb and Patners  aUpper Tana Catchment water Resources Survey 1958-9bReport by Sir Alexander Gibb and Patners(Africa) Consulting Engineers   aNairobi KenyabKenya Governmentc1959  a161p