| 000 | 00361 a2200097 4500 | ||
|---|---|---|---|
| 100 | 1 |
_aAppleton, Edward. _eAutor |
|
| 700 | 1 |
_aBeynon, W.J.G.. _eAutor |
|
| 245 | 0 |
_aThe Application of Ionospheric Data to Radio Communication / _cAppleton Edward, Beynon W.J.G.. |
|
| 710 | 2 |
_aHis Majesty's Stationery Office. _eWydawca _4pbl |
|
| 260 |
_aLondon : _bH.M.S.O., _c1948. |
||
| 300 |
_a44 s.; _c24 cm. |
||
| 999 |
_c3174 _d3174 |
||