000			00364nam a2200169Ia 4500
008			160615s9999 xx 000 0 und d
100			_aCLARK(George L)
245			_aApplied x-rays
250			_a4th ed.
260			_aNew York
260			_bMcGraw-Hill
260			_c1955
300			_ax p. + 843
942			_cBooks
999			_c5301 _d5301