000 | 00347nam a2200121 4500 | ||
---|---|---|---|
027 |
_aBS 1790 : 1961 _q1961 |
||
041 | _aeng | ||
942 | _cSD | ||
110 | _aBritish Standard Institution, London | ||
245 | _aBS 1790 : 1961 : Specification for length bars and their accessories | ||
260 |
_aLondon _bBritish Standard Institution |
||
500 | _aSTD498 | ||
999 |
_c172519 _d172519 |