LEADER 00000nam 2200229 a 4500 001 0993820 003 UkHlHU 007 t 008 001708 3 1992 000 eng 020 0115153020 040 UkHlHU 050 4 QD 51.5 G7 H2 100 1 Hammond, P.W. 245 10 Weighed in the balance :|ba history of the Laboratory of the Government Chemist /|cP.W. Hammond and Harold Egan. 260 London :|bHer Majesty's Stationery Office,|c1992. 300 372p. 700 1 Egan, Harold. 710 2 Laboratory of the Government Chemist. 946 6XX absent
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