| 000 | 00377nam a2200145Ia 4500 | ||
|---|---|---|---|
| 082 |
_a778.5344 _bPHO |
||
| 245 | _aPhotographic sound recording and reproduction | ||
| 260 |
_aLondon: _bBKSTS, _c1975. |
||
| 300 | _aVarious pages | ||
| 500 | _aPB | ||
| 546 | _aeng | ||
| 650 |
_aSound-Recording and reproducing _9128619 |
||
| 650 |
_aOptical communications _9128620 |
||
| 942 | _cBK | ||
| 999 |
_c15016 _d15016 |
||