000 00535cam a2200205 4500
001 D7570
008 090401t1981 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u8106
041 _aeng
050 _a338.276
100 _aNixon, P. J.
245 4 _aThe manufacture of synthetic aggregates from colliery spoil
260 _aGarston, Watford
_bBuilding Research Establishment
_c1981
300 _a4p. 30cm
350 _a0
490 _aBRE Information Paper
_v30/81
700 _aGutt, W.
942 _n0
948 _c04/03/1997
999 _c86481
_d86481