000
00291pam a2200133a 44500
082
_a
621.84
_b
P317d
100
_a
Pearson, G. H.
245
1
_a
DESIGN OF VALVES AND FITTINGS
260
_a
London
_b
Pitman
_c
1953
300
_a
430
650
_a
Valves
964
_g
CIRC
997
_a
7029 C
999
_c
408389
_d
408389