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| 020 |
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|a AR-SmtFML
|c AR-SmtFML
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| 041 |
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|a eng
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| 100 |
1 |
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|a Zeller,E.J.
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| 245 |
1 |
0 |
|a Modern methods for measurement of geologic time
|
| 250 |
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| 260 |
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|a California - EEUU
|b Division of Mines and Geology. Mineral Information Service
|c 1965
|
| 300 |
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|a 6p.
|c 24cm. Fotocopia
|
| 490 |
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0 |
|a Mineral information service
|v 1965
|
| 650 |
|
4 |
|x Edad geologica
|x Geocronologia
|x Tiempo geologico
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| 650 |
|
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|a Geologia
|
| 859 |
|
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|m 550.93 Z51
|a 100390
|e Cje.
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| 901 |
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|a L.C
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| 942 |
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|c BK
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| 999 |
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|c 10128
|d 10128
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