000 00405nam a2200121Ia 4500
008 230107s9999||||xx |||||||||||||| ||und||
040 _cChuka University Library
050 _aQD 908
_bP67 1956 V
100 _aPorter, M.W. and L.W. Codd
_94879
245 4 _aThe barker index of crystals:A method for the identification of crystalline substances
260 _aW.Heffer&Sons Ltd
_bCambridge
_c1956
942 _cBK
999 _c8497
_d8497