| 000 | 00434nam a2200181 4500 | ||
|---|---|---|---|
| 008 | 160616s1964 000 0 | ||
| 245 | _aOptical Masers | ||
| 100 | _aHeavens, O S. | ||
| 260 | _aLondon | ||
| 260 | _bMethuen & Co. | ||
| 260 | _c1964 | ||
| 300 | _a103p | ||
| 440 | _aMethuen's Monographs on Physical Subjects | ||
| 650 | _aOptical Masers | ||
| 942 |
_cBK _2BK9217 |
||
| 080 | _a535.421 HEA | ||
| 080 | _a535.421 HEA | ||
| 999 |
_c9217 _d9217 |
||