000 00326nam a2200145Ia 4500
020 _a0809473089
082 _b.8
_a500
100 _a"TIME LIFE BOOKS"
245 0 _aINVENTIONS AND DISCOVERIES
260 _aHONG KONG
_c1988
300 _a87
944 _cR
999 _c747643
_d747643