000 00279nam a2200109Ia 4500
008 160710s1961 xx 000 0 und d
100 _aHARRINGTON,.F.
245 _aTUNE-HARMONIC ELECTROMAGNETIC FIELDS
260 _aNEW YORK
_bMCGRAW HILL
_c1961
300 _a480
942 _2ddc
_cB
999 _c29927
_d29927