000 00544nam a22001457a 4500
041 _aeng
082 0 _a548 POR S.1-1
100 1 _aPorter, M. W.
245 1 4 _aThe Barker index of crystals : a method for the identification of crystalline substances
_cM. W. Porter, R. C. Spiller
260 _aCambridge :
_bW. Heffer & Sons, Ltd.,
_c1951.
300 _a1 v. (ix, p. v. ) ;
_c24 cm.
505 _a1 v. : crystals of the Tetragonal, Hexagonal, Trigonal and orthorhombic systems
650 4 _aCrystallography
700 1 _aSpiller, R. C.
999 _c397110
_d397046