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CONTENTS.
Mineral products of the United States: Review of conditions and output in
1910 and 1911, by Edward W. Parker...
Summary of mineral production in the United States in 1911, compiled by
W. T. Thom...
Metals and metallic ores in 1910 and 1911, by H. D. McCaskey.
Iron ore, pig iron, and steel, by Ernest F. Burchard....
Iron-ore industry of United States..
Production by States...
Lake Superior district.
Foreign trade..
Cuba.....
World's production of iron ore..
Prospecting for iron ore...
Iron and steel industry of United States.
Production of pig iron by States...
Production of steel....
Iron-ore reserves of Michigan, by C. K. Leith.....
Manganese and manganiferous ores, by Ernest F. Burchard.
Manganese ore.
Notes on manganese....
Gold, silver, copper, lead, and zinc in the United States in 1911.
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Gold, silver, copper, lead, and zinc in the Western States (mine production).