| 000 | 00329pam a2200133a 44500 | ||
|---|---|---|---|
| 082 |
_aBTS _bMONO 2187 |
||
| 100 | _aLewis,W D | ||
| 245 | 1 | _aELECTRONIC COMPUTERS AND TELEPHONE SWITCHING | |
| 260 |
_a _b _c1953 |
||
| 300 | _a4 | ||
| 500 | _aBound With Bts Mono 2181-212198 Lack No-2197 | ||
| 964 | _gCIRC | ||
| 997 | _aTR20058 C | ||
| 999 |
_c403693 _d403693 |
||