000 00534cab a2200229 4500
001 X1182
008 090401t1993 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u15278
041 _aeng
245 _aAggregates - why dredge?
260 _c1993
350 _a0
490 _aCS Monthly : Minerals bulletin
_v3(3) November 1993, 2(1)
650 _aAGGREGATES
650 _aDREDGING
650 _aGRAVEL
650 _aSAND
650 _aSEA DREDGING
690 _aMINING AND MINERALS
942 _n0
948 _c04/03/1997
999 _c9999
_d9999