000			003170000a22001330004500
245			_aSheet copper work for buildings : a practical handbook
110			_aCopper Development Association
260			_aLondon _c1934
300			_a71 p.
500			_adiagrams
080			_a691.73 _bC6
041			_aEN
942			_cBK
999			_c96520 _d96520