000 00282nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a534.1 M8864
100 _aMORSE,P.M
245 0 _aVIBRATION,P.M
260 _aNEW YORK
_bMcGraw-Hill
_c1948
300 _a23X16
942 _cBK
_2DDC
999 _c14600
_d14600