000 00404nam a2200133Ia 4500
001 18391
008 170722s9999 xx 000 0 und d
245 _aImperfections in nearly perfect crystals,symposium held at Pocono manor,Oct.12-14,1950 sponsored by the committee on sol /
260 _c1950
653 _aCrystal
653 _aProperties of Matter
700 _aShock;ey W.
_eeditor.
942 _cGEN
999 _c22302
_d22302