| 000 | 00340pam a2200145a 44500 | ||
|---|---|---|---|
| 082 |
_a621.381 _bH352o |
||
| 100 | _aHeavens, O. S. | ||
| 245 | 1 | _aOPTICAL MASERS | |
| 260 |
_aLondon _bMethuen _c1964 |
||
| 300 | _a103 | ||
| 440 |
_aMethuen'S Monographs On Physical Subjects _v |
||
| 650 | _aLasers | ||
| 964 | _gCIRC | ||
| 997 | _a55448 s C | ||
| 999 |
_c417012 _d417012 |
||