000 00640cam a2200241 4500
008 090401t1971 xxu||||| |||| 00| 0 eng d
020 _a0117212601
035 _a(Sirsi) u6446
041 _aeng
050 _a690
110 _aBuilding Research Establishment
245 _aColourless treatments for masonry.
260 _aLondon
_bHMSO
_c1971
300 _a4p. ; 30cm.
350 _a0.05
490 _aBRE Digest
_v125
650 _aPRESERVATIVES
650 _aBUILT ENVIRONMENT-BUILDING MATERIALS-STONE
650 _aWATER-REPELLENTS
690 _aBUILT ENVIRONMENT-BUILDING MATERIALS
942 _n0
948 _c04/03/1997
999 _c86306
_d86306