000 00274nam a2200109Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aSproull, Wayne .T
245 0 _aX-Rays In Practice
260 _bMcgraw Hill Book Company
_aNew York
_c1946
650 _aOptics
942 _cBK
999 _c8938
_d8938