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61.
62.
Copper deposits of the Tyrone district, New Mexico / by Sidney Paige. by Series: Geological Survey (U.S.). Professional paper ; 122.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Washington : Govt. Print. Off., 1922
Availability: No items available.

63.
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65.
Geology and ore deposits of Shoshone County, Idaho / Joseph B. Umpleby and E. L. Jones. by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Washington ; Govt. Print. Off., 1923
Availability: No items available.

66.
67.
Magnetic iron ores of East Tennessee and western North Carolina, by W. S. Bayley ... by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: [Chapel Hill] North Carolina Geological and economic survey, 1923
Availability: No items available.

68.
Deposits of brown iron ores (brown hematite) in western North Carolina, by W. S. Bayley ... by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Raleigh, Edwards & Broughton Printing Co., 1925
Availability: No items available.

69.
Guides to ore in the Leadville district, Colorado, by G. F. Loughlin. by Series: U.S. Geological survey. Bulletin 779
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Washington, Govt. print. off., 1926
Availability: No items available.

70.
Las concreciones de mineral de manganeso en los estratos del terciario sub-andino de Puerta Quemada, Dpto. de Burruyacu (Provincia de Tucuman) por Roberto Beder ... by Series: Argentine republic. Dirección general de minas, geología e hidrologia. Publicación ; no. 16
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Buenos Aires, Talleres gráficos del Ministerio de agricultura de la nación, 1926
Availability: No items available.

71.
Informe sobre un yacimiento de mineral de hierro en la Sierra de Paganzo, Provincia de la Rioja, por Roberto Beder. by Series: Argentine republic. Dirección general de minas, geología e hidrologia. Publicación ; no. 12
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Buenos Aires, Talleres gráficos del Ministerio de agricultura de la nación, 1925
Availability: No items available.

72.
Michipicoten iron ranges, by W. H. Collins, T. T. Quirke, and Ellis Thomson. by Series: Memoir (Geological Survey of Canada) ; 147
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Ottawa, F.A. Acland, printer, 1926
Availability: No items available.

73.
The iron ores and iron industry of China, including a summary of the iron situation of the circum-Pacific region, by F. R. Tegengren. Accompanied by an atlas of 39 maps. by Series: Zhong yang di zhi diao cha suo (China). Di zhi zhuan bao ; Jia zhong di 2 hao.
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: engchi
Publication details: Peking, Geological Survey of China, Ministry of Agriculture and Commerce, 1921-24
Availability: No items available.

74.
The geology and magnetite deposits of northern St. Louis County, Minnesota / by Frank F. Grout. by Series: Bulletin (Minnesota Geological Survey) ; no. 21.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Minneapolis : University of Minnesota, 1926
Availability: No items available.

75.
The iron deposits of the Union of South Africa / by Percy A. Wagner. by Series: Memoir (Geological Survey (South Africa)) ; 26.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Pretoria : Govt. Print. and Stationery Office, 1928
Availability: No items available.

76.
77.
Sink- og blyforekomster på Helgeland, av J. C. Torgersen ... Med 43 tekstfigurer, 5 plancher og English summary. by Series: Norges geologiske undersökelse ; nr. 131
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: Norwegian Summary language: English
Publication details: Oslo, I kommisjon hos H. Aschehoug & co., 1928
Availability: No items available.

78.
The geology of the Postmasburg manganese deposits and the surrounding country. An explanation of the geological map / by Louis T. Nel. by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Pretoria : The Government printer, 1929
Availability: No items available.

79.
Las perspectivas de tratar metalurgicamente el mineral de manganeso de la Quebrada San Pedro, Sierra de la Huerta, Provincia de San Juan, por S. Wässman. by Series: Argentina. Publicación ; no. 52.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Buenos Aires, Talleres gráficos del Ministerio de agricultura de la nación, 1929
Availability: No items available.

80.
Sobre un hallazgo de magnetita en la Sierra de la Carreta (Province de Catamarca), por Sven Wässman. by Series: Argentina. Publicación ; no. 65.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Buenos Aires, Talleres gráficos del Ministerio de agricultura de la nación, 1929
Availability: No items available.

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