000 00428nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
084 _a621.381 N1:1
100 _a"Navy, U S"
245 0 _aSecond-Level Basic Electronics
250 _a\\197200ENGGPSX
260 _aDover
260 _b1972
260 _cNewyork
300 _a323p
500 _aincludes index and biblioraphy
942 _cBK
999 _c45874
_d45874