| 000 | 00386nam a2200157Ia 4500 | ||
|---|---|---|---|
| 999 |
_c63454 _d63454 |
||
| 005 | 20201119143941.0 | ||
| 008 | 190703s9999 xx 000 0 und d | ||
| 082 | _a621.382 D229L | ||
| 100 | _aDAS,P.N | ||
| 245 | 0 | _aLINE TELEGRAPHY | |
| 260 |
_aCALCUTTA _bModern Book Agency _c1974 |
||
| 300 | _ap.203 | ||
| 650 | _aTELEGRAPH LINES | ||
| 650 | _aTELEGRAPH TRANSMISSION | ||
| 942 | _cSW | ||