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| 999 |
_c62639 _d62639 |
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| 005 | 20201013152025.0 | ||
| 008 | 201013b ||||| |||| 00| 0 eng d | ||
| 020 | _a0856852260 | ||
| 082 | _a603.21 C26E | ||
| 100 | _aCavendish, Marshall | ||
| 245 |
_aHow It Works Vol.16 _bThe illustrated Encyclopedia of Science and Technology |
||
| 260 |
_aLondon _bMarshall Cavendish _c1977 |
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| 300 | _ap.139 | ||
| 942 | _cDBK | ||