000			00339nam a2200145Ia 4500
008			180424s9999 xx 000 0 und d
084			_a576 D2
245		0	_aDifco Manual
250			_a\\195309ENGGPCX
260			_aDifco Laboratories
260			_b1953
260			_cMichigan
500			_aincludes index and biblioraphy
942			_cBK
999			_c39533 _d39533