000			00451nam a2200157Ia 4500
999			_c80263 _d80263
005			20220321132713.0
008			180710s9999 xx 000 0 und d
020			_a70497
082			_a509 _bRIT _223
100			_aRITCHE, Arthur David
245			_aStudies in the history and methods of the sciences / _c[by] Arthur David Ritchie
260			_aEdinburgh _bThe Univeristy press _c1958
300			_a219 p.
500			_aIncludes appendix.
942			_cS