| 000 | 00332pam a2200133a 44500 | ||
|---|---|---|---|
| 082 |
_aBTS _bMONO 1855 |
||
| 100 | _aMathews,W E | ||
| 245 | 1 | _aELECTRON TRAVELLING-WAVE SYSTEMS | |
| 260 |
_a _b _c1951 |
||
| 300 | _a7 | ||
| 500 | _aBound With Bts Mono 1831-1854,1856-1857.Lack No-1850,1856 | ||
| 964 | _gCIRC | ||
| 997 | _aTR19652 C | ||
| 999 |
_c403340 _d403340 |
||