000 00332nam a2200133Ia 4500
008 130223s9999 xx 000 0 und d
245 _aInfra-red heat for chick rearing
260 _aLondon
260 _c1960
300 _a0.666666667
440 _aGreat Britain Ministry ofAgriculturalri
901 _pS1962
942 _cB
_2udc
999 _c125547
_d125547