000 00302 a2200121 4500
080 _a54(09)
_bA 735 C
245 1 _aChemistry in the twentieth century
_cedited by E.F. Armstrong
260 _c1924
650 _aChemistry
700 _aArmstrong, E.F., ed.
100 1 _aArmstrong, E.F.
_d
901 _a519
999 _c28506
_d28506