000
00257 a2200109 4500
082
_a
621.384131
_b
G286t
245
1
_a
TYPE 121O-C UNIT R-C OSCILLATOR
260
_a
Massachusetts
_b
General Radio
_c
1964
300
_a
12
964
_g
CIRC
997
_a
29661 s C
999
_c
453037
_d
453037