000			00495nam a22001457a 4500
008			230313b |||||||| |||| 00| 0 eng d
040			_aNational Science Library _cNational Science Library
080			_aD 025.45
245			_aUniversal decimal classification _c/ British Standards Institution
260			_aNew York: _bBritish Standards Institution, _c1943
500			_5British Standard 1000: 669 Metallurgy
650			_aLibrary science
653			_aClassification scheme
942			_2udc _cISD
999			_c7994 _d7994