000 00406cam a22001217a 4500
008 180718b1970 xxu||||| |||| 00| 0 eng d
082 _aI537 C356
100 _aChambers, Harry T.
245 _aCopying, duplication and microfilm: systems and equipment for use in business and administration
_cby Harry T. Chambers
260 _aLondon
_bBusiness Books
_c1970
300 _a151p.
650 _aCopying processes
999 _c342100
_d342100