000
00266pam a2200121a 44500
082
_a
545.812
_b
H341p
100
_a
Headridge, J. B.
245
1
_a
PHOTOMETRIC TITRATIONS
260
_a
N. Y.
_b
Pergamon
_c
1961
300
_a
131
964
_g
CIRC
997
_a
16925 C
999
_c
411135
_d
411135