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|a 553
|2 20
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|a McKinstry, Hugh Exton
|9 14139
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| 245 |
1 |
0 |
|a Geología de minas /
|c Hugh Exton McKinstry.
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| 250 |
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|a 2a. ed.
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| 260 |
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|a Barcelona :
|b Omega,
|c 1970.
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| 300 |
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|a 671 p.
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|a Corregido por vc20180821
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| 650 |
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|a GEOLOGIA
|2 Unescot
|9 3441
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|a MINAS
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|a PERFORACION
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|a MINERALES
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|a Casanueva, Miguel
|e tr
|9 14140
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| 910 |
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|a vc20180821
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| 942 |
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|c BK
|2 ddc
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