LEADER 00000nam 2200217 a 4500 001 0453355 003 UkHlHU 007 t 008 000411 1 1966 000 eng 040 UkHlHU 050 4 QD 331 A5 110 2 American Chemical Society, Division of History of Chemistry. 245 00 Kekule centennial. 260 Washington, D.C. :|bAmerican Chemical Society,|c1966. 300 198p. 440 0 Advances in chemistry series ;|vno.61 700 0 Kekule, Friedrich August. 700 0 Benfey, Otto Theodor. 946 6XX absent
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