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20240412071644.0 |
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231213s1977 xx a gr ||||||eng d |
| 040 |
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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| 082 |
0 |
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|a 557.93
|b J68g
|2 23
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|a Johnson, Robert Crandall
|e Autor/a
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|a Geological investigation and ore reserve estimation of the Copper Chief (Ruby Hill) Mine, Douglas County, Nevada /
|c by Robert Crandall Johnson.
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| 260 |
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|c 1977.
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|a vi, 32 hojas :
|b ilustraciones en blanco y negro.
|e + 3 mapas plegados en bolsillo (85 x 90, 60 x 36, 34 x 56 cm)
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|a Thesis (master of science)--University of Nevada Reno, 1977.
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| 650 |
0 |
7 |
|a GEOLOGIA
|z MINA COOPER CHIEF (NEVADA, ESTADOS UNIDOS)
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| 650 |
0 |
7 |
|a ESTRATIGRAFIA
|z MINA COOPER CHIEF (NEVADA, ESTADOS UNIDOS)
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| 650 |
0 |
7 |
|a MINERALIZACION
|z MINA COOPER CHIEF (NEVADA, ESTADOS UNIDOS)
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| 900 |
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|a 2024-O
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| 916 |
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|a Centro Catalográfico
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| 949 |
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|a CSA -SVZ
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