| 000 | 00472nam a2200157Ia 4500 | ||
|---|---|---|---|
| 003 | IN-BaIIA | ||
| 008 | 211028s9999 xx 000 0 eng d | ||
| 040 | _cIIA Library | ||
| 080 |
_a083.8:52 _bPOR |
||
| 100 |
_aPorter, J. E _935760 |
||
| 245 | 0 |
_aCatalogue of cometary orbits _cJ. E. Porter |
|
| 260 |
_aHounslow West _bBritish Astronomical Association _c1961 |
||
| 490 | _aMemoirs of the british Astronomical Association | ||
| 650 |
_aComets-Orbits _935761 |
||
| 942 | _cBK | ||
| 999 |
_c18678 _d18678 |
||