| 000 | 00394nam a2200121Ia 4500 | ||
|---|---|---|---|
| 001 | MPKV053684 | ||
| 008 | 120911s9999 xx 000 0 und d | ||
| 082 | _a500 | ||
| 245 |
_aNature: A Weekly Illustrated Journal of Science Vol CIV 104 _c; |
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| 246 | _aNature: A Weekly Illustrated Journal of Science Vol CIV 104 | ||
| 260 |
_aLondon _bMac Millan Journals Ltd. _c1919-20 |
||
| 650 | _aPure Science | ||
| 999 |
_c51682 _d51682 |
||