| 000 | 00449nam a22001457a 4500 | ||
|---|---|---|---|
| 005 | 20151026130118.0 | ||
| 008 | 090905t xxu||||| |||| 00| 0 eng d | ||
| 080 |
_a621.391(05) _bBEL |
||
| 110 |
_aAmerican telephone and telegraph co. _93740 |
||
| 245 | _aBell system of technical journal | ||
| 260 |
_aNew York _bAmerican telephone and telegraph co. _c1922 _93741 |
||
| 490 | _vvol.1, no.1 | ||
| 500 | _aLib. has v.1 (1922) v.48 (1969) | ||
| 942 | _cBV | ||
| 999 |
_c1696 _d1696 |
||