000 00334nam a2200121Ia 4500
008 220201s1972 xx 000 0 eng d
082 _bISI
100 _aI.S.I
245 0 _aSpecification ledged, braced & battened timber door IS : 6198-1972
260 _bIndian Standard Institute, Manak bhawan
_c1972
300 _a12
942 _2ddc
999 _c19859
_d19859