| 000 | 00356pam a2200133a 44500 | ||
|---|---|---|---|
| 082 |
_aBTS _bMONO B-1075 |
||
| 100 | _aRockwood,G H | ||
| 245 | 1 | _aTHYRATRONS FOR GRID-CONTROLLED RECTIFIER SERVICE | |
| 260 |
_a _b _c1937 |
||
| 300 | _a11 | ||
| 500 | _aBound With Bts Mono B-1060-1074, 1076-1097 Lack No.1069,73,79 | ||
| 964 | _gCIRC | ||
| 997 | _aTR16325 C | ||
| 999 |
_c401293 _d401293 |
||