000			00344nam a2200145Ia 4500
008			150614s9999 xx 000 0 und d
082			_a503 GRO-B.6 R
100			_a-
245			_aThe Book of Popular Science ,vol-6
250			_a0
260			_c1965
300			_a0
650			_aThe Book of Popular Science ,vol-6 -grolier
942			_cREF
999			_c2840 _d2840