000 00331nam a2200121Ia 4500
008 170101s1972 xx 000 0 und d
082 _a500 BRO
100 _aBrown Stanley B.
245 4 _aThe Realm of Science Vol. 16 (The Substance of our World - Earth, Water and Air)
260 _c1972
300 _a191 p.
942 _2ddc
_cB
999 _c722116
_d722116