| 000 | 00443pam a2200145a 44500 | ||
|---|---|---|---|
| 082 |
_aBTS _bMONO 2627 |
||
| 100 | _aBhurendort,F G,Henning,H A | ||
| 245 | 1 | _aA LABORATORY MODEL MAGNETIC DRUM TRANSLATOR FOR TOLL SWITCHING OFFICES | |
| 260 |
_a _b _c1956 |
||
| 300 | _a39 | ||
| 500 | _aBound With Bts Mono-2621-2626,2628-2680.Lack No-2624,2631-2650,2652,2658-2659,2669,2672 | ||
| 700 | _aMurphy,O J | ||
| 964 | _gCIRC | ||
| 997 | _aTR19751 C | ||
| 999 |
_c403193 _d403193 |
||