000			00347nam a2200145Ia 4500
008			140317s9999 xx 000 0 und d
082			_a551.4
100			_aDavis,W.M.
245			_aGeographical essays.
260			_aUS _bDover Pub. _c1954
300			_a777
650			_aScience of the Earth.
653			_aScience of the Earth.
942			_2ddc _cBK
999			_c735 _d735