Proceedings of the second Pan American scientific congress : geologia general y económica de Colombia / by Ospina, Tulio

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Proceedings of the second Pan American scientific congress : mineralogía, metalurgia y geología económica / by Fleury, Luis

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Evaluación y factibilidad de proyectos mineros / by Millán U., Augusto

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La chaine charbonnière /

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Las especies minerales de la República Argentina : Anexo 1981-1994 / by Brodtkorb, Milka K.de

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Proceedings of the second Pan American scientific congress : food and efficiency / by Wiley, Harvey W.

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Proceedings of the second Pan American scientific congress : methods and cost of obtaining crude petroleum in California / by Cox, Thomas

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Proceedings of the second Pan American scientific congress : contribución al análisis toxicológico del mercurio / by Renson, Carlos

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Proceedings of the second Pan American scientific congress : Bolivian tin and its relation to the United States / by Bancroft, Howland

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Proceedings of the second Pan American scientific congress : the occurrence and preparation of radium and associated metals / by Parsons, Charles L.

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Proceedings of the second Pan American scientific congress : improvement in mining and metallurgy an aid to conservation / by Ricketts, L. D.

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Proceedings of the second Pan American scientific congress : the storage and handling of explosives in mines / by Munroe, Charles E.

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Yacimientos minerales de rendimiento económico / by Bateman, Alan M.

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Yacimientos minerales / by Park, Charles Frederick ‎ 1903-

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Geología de yacimientos minerales / by Smirnov, Vladimir I.

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Las asfaltitas de la provincia de Mendoza / by Fester, Gustav Anselm‏

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Gites minéraux / by Meunier, Stanislas

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Minéraux utiles et l'explotation des mines / by Knab, Louis

Subjects: “…GEOLOGIA ECONOMICA…”

Traité de metallogénie : gîtes minéraux et métallìferes / by Launay, L. de

Subjects: “…GEOLOGIA ECONOMICA…”

Platinum-group elements: petrology, geochemistry, mineralogy by Mungall, James E.

Subjects: “…393 GEOLOGIA ECONOMICA…”