000 00504nam a2200181Ia 4500
008 131122s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a691.96021
_bIS:1346-1959
088 _aIS:1346-1959
110 _aIndian Standards Institution
245 _aCode of practice for water proofing of roofs with bitumen felts
260 _aNew Delhi
_bISI
_c1959
650 _aBitumen felts
650 _aBituminous materials
650 _aStandard
942 _cST
999 _c139352
_d139352