| 000 | 00601nam a2200205Ia 4500 | ||
|---|---|---|---|
| 005 | 20250508150026.0 | ||
| 008 | 008 250505s9999 xx 000 0 eng d | ||
| 037 | _aTextual | ||
| 040 |
_aFEDL _beng _cFEDL |
||
| 041 |
_aeng _2eng |
||
| 084 |
_a414, POT _qFEDL |
||
| 100 |
_aPotter Ralph K _9755504 |
||
| 245 | 0 | _aVisible speech | |
| 260 |
_aNew York, USA _bD Van Nostrand Company, Inc _c1947 |
||
| 300 | _axvi,441p | ||
| 490 | _aThe bell telephone labouratories series | ||
| 700 |
_aKopp George A Green Harriet C _9755505 |
||
| 942 |
_cTEXL _h414, POT |
||
| 999 |
_c1321423 _d1321423 |
||