| 000 | 00576nas a2200181 a 4500 | ||
|---|---|---|---|
| 008 | 170703d19501972xxum||p#r||||#00|#||eng#d | ||
| 003 | AR-SmCIES | ||
| 022 | _a0005-8564 | ||
| 210 | 0 | _aBell Lab. Rec. | |
| 222 | 0 | _aBell Laboratories record | |
| 245 | 0 | 0 | _aBell Laboratories record |
| 260 |
_aMurray Hill, N.J. : _bBell Telephone Laboratories, |
||
| 310 | _aMensual | ||
| 653 | _aVARIOS | ||
| 999 |
_c13270 _d13270 |
||