000			00508nam a2200181Ia 4500
008			130910s9999 xx 000 0 und d
041			_aeng
082			_221st ed. _a551.792 _bBAL/M, 2
100			_aBall, Robert
245			_aThe cause of an ice age _cby Robert Ball
250			_a2nd ed.
260			_aLondon : _bKegan Paul, Trench, Trubner , _c1892
300			_axv, 178p ; _c19.5cm
504			_aIndex: pp 179-80
653			_aGeology, Stratigraphic-Pleistocene
653			_aGlacial epoch
942			_cEN _2ddc
999			_c19492 _d19492