000
00242 a2200109 4500
080
_a
547
_b
H 529 C
245
1
_a
Chemical synthesis
_c
by H. Hepworth
260
_c
1924
650
_a
Chemical Synthesis
100
1
_a
Hepworth, H.
_d
901
_a
516
999
_c
28924
_d
28924