| 000 | 00382nam a2200133Ia 4500 | ||
|---|---|---|---|
| 100 | _aJ. ATKINSON | ||
| 020 | _a0-283-43180-3 | ||
| 365 | _cRS | ||
| 365 | _d1 | ||
| 942 | _cENGBK | ||
| 245 | _aTelephony: A detailed Exposition of the Telephone Exchange systems of the British post Office Vol 2 | ||
| 260 |
_bPitman publishing ltd 39, parker stree _c1979 _aLONDON |
||
| 300 | _aXII+509 | ||
| 999 |
_c19440 _d19440 |
||