000 00313cam a22001217a 4500
008 180718b1946 xxu||||| |||| 00| 0 eng d
082 _aI537 B777
245 _aOffice mechanisation
260 _aLondon
_bBSI
_c1946
300 _a(iii),39p.
650 _aOffice appliances
700 _aBritish Standards Institution
999 _c478464
_d478464