=LDR 22 4500 =001 1059 =082 04$a1993 O'N =100 1\$aO'Neill, Cliona =245 10$aCurrent status and management of the Shelton Abbey tailings impoundment in Avoca, Co. Wicklow =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c1993 =650 \0$aTheses =852 \\$bFreeman Library$h1993 O'N