000			00457nam a2200181Ia 4500
999			_c70477 _d70477
005			20220531142754.0
008			180710s9999 xx 000 0 und d
020			_a92500
082			_a500 _bGRA _223
100			_aGRAY, Dwight E.
245			_aMan and his physical world / _c[by] Dwight E.Gray
250			_a2nd ed.
260			_aToronto _bD.Van nostrand _c1954
300			_axii, 699 p.
500			_aIncludes index.
650			_aScience
942			_cS