000 | 00324pam a2200133a 44500 | ||
---|---|---|---|
082 |
_a621.38419 _bG919a |
||
100 | _aGrover, John Herbert Hardy | ||
245 | 1 | _aAIRCRAFT COMMUNICATIONS SYSTEMS | |
260 |
_aLondon _bHeywood _c1958 |
||
300 | _a127 | ||
650 | _aRadio In Aeronautics | ||
964 | _gCIRC | ||
997 | _a3580 s C | ||
999 |
_c417437 _d417437 |