000
00291nam a2200121Ia 4500
008
160710s1944 xx 000 0 und d
082
_a
621.384 MAR
100
_a
MARCUS ABRAHAM
245
_a
ELEMENTS OF RADIO
260
_b
GEORGE ALLEN & UNWIN LTD
_c
1944
300
_a
335
942
_2
ddc
_c
B
999
_c
15925
_d
15925