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Mining methods and costs at the Hart Spur pit of the Fort Worth Sand & Gravel Co., Inc., Fort Worth, Tex.

Central Texas (Llano) iron deposits, Llano and Mason Counties, Tex.

Published Year

• 1930-1939 (1)
• 1940-1949 (1)

Subject

• Mines and mineral resources--Texas (2) *
• Iron ores--Texas (1)
• Mineral industries--Texas (1)
• Mining engineering--Texas (1)

Author

• Evans, A. M. (1)
• Popplewell, Thomas E. (1)

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