000 00258nam a2200097Ia 4500
008 220201s9999 xx 000 0 eng d
100 _aBRITANNICA INC
245 0 _aYEAR BOOK OF SCIENCE AND THE FUTURE VOL. I
260 _bBRITANNICA INC. CHICAGO
942 _2ddc
999 _c95525
_d95525