| 000 | 00463 a2200253 4500 | ||
|---|---|---|---|
| 001 | 51383 | ||
| 020 | _a2 | ||
| 041 | _aeng | ||
| 080 | _a538 Cha | ||
| 245 | _aThe earths magnetism. 2nd edn. | ||
| 250 | _a | ||
| 260 | _a | ||
| 260 | _bMethuen and Co. Ltd., London, | ||
| 260 | _c1951 | ||
| 300 | _ap.xi, 127, illus | ||
| 300 | _c | ||
| 490 | _a | ||
| 100 | _aChapman, Sydney.\ | ||
| 700 | _a | ||
| 650 | _a | ||
| 650 | _a | ||
| 942 | _cBK | ||
| 942 | _2UDC | ||
| 999 |
_c82401 _d82401 |
||