000
00305nam a2200121Ia 4500
008
160710s1952 xx 000 0 und d
082
_a
621.38 REE
100
_a
REED,HENRY R
245
_a
ELECTRICAL COMMUNICATIOS EXPERIMENTS
260
_b
JOHN WILEY & SONS INC.
_c
1952
300
_a
458
942
_2
ddc
_c
B
999
_c
24305
_d
24305