000
00327nam a2200157Ia 4500
100
_a
Puckle/O.S
650
_a
Electrical Engineering
942
_c
BK
654
_a
Time
245
_a
Time Bases
260
_b
Chapman & Hall Ltd
_a
London
_c
1945
082
_a
621.3
_b
Puc
300
_a
204
546
_a
ENGLISH
999
_c
23697
_d
23697