=LDR            22        4500
=001  2454
=082  04$a1993 WAL
=100  1\$aWalsh, Laurence
=245  10$aGroundwater monitoring of a zinc-lead mine tailings pond area
=260  \\$aDublin :$bUniversity of Dublin, Trinity College,$c1993
=650  \0$aTheses
=852  \\$bFreeman Library$h1993 WAL