 | United States. Bureau of Mines - 1921 - 1278 sider
...production of various types of iron ore in the United States as far as it has been recorded or estimated. The statistics from 1889 to the present were collected...by the United States Geological Survey; those for 1880 were collected for the census report of that year; those for 1881 were estimated by IL Bell;1... | |
 | United States. Bureau of Mines - 1911 - 632 sider
...PBODUCTION OF IRON QBE. In the following table is shown the production of the various types of iron ores in the United States as far as has been recorded....years; those for 1875 and 1881 were estimated by IL Bell;0 and those from 1882 to 1888, inclusive, were estimated by James M. Swank 6 from the pig-iron... | |
 | 1911 - 632 sider
...15,936,018 25,795,471 TOTAL PRODUCTION OF PIG IRON. The following table shows the production of pig iron in the United States as far as has been recorded. The statistics for 1854 and all succeeding years were collected by the American Iron and Steel Association; those... | |
 | 1912 - 1062 sider
...varieties, in 1910 and 1911, in long tons — Continued. 1011. a Brown ore is included in magnetite. TOTAL PRODUCTION OF IRON ORE. In the following table...by the United States Geological Survey; those for I860, 1870, and 1880 were collected for the census reports of those years; those for 1875 and 1881... | |
 | United States. Bureau of Mines - 1916 - 1150 sider
...production of various types of iron ore in the United States as far as has been recorded or estimated. The statistics from 1889 to the present were collected...by the United States Geological Survey; those for 1880 were collected for the census report of that year; those for 1881 were estimated by IL Bell;"... | |
 | United States. Bureau of Mines - 1918 - 1100 sider
...61 — 7 08 Total 51,345,782 1,614,486 2,179,633 10,346 55, 150, 147 +26 69 MINERAL RESOURCES, 1912. TOTAL PRODUCTION OF IRON ORE. In the following table...years; those for 1875 and 1881 were estimated by IL Bell; ' and" those from 1882 to 1888, inclusive, were estimated by James M. Swank 2 from the pig-iron... | |
 | United States. Bureau of Mines - 1913 - 1380 sider
...1,614,486 2,179,533 10,346 55,150,147 +25.68 156 MINERAL RESOURCES, 1912. TOTAL PRODUCTION OF IKON ORE. In the following table is shown the production...those years; those for 1875 and 1881 were estimated by 1. L. Bell;1 and those from 1882 to 1888, inclusive, were estimated by James M. Swank 2 from the pig-iron... | |
 | United States. Bureau of Mines - 1912 - 1054 sider
...following table is shown the production of various types of iron ore in the United States as far as nas been recorded. The statistics from 1889 to the present...1882 to 1888, inclusive, were estimated by James M. Swank 2 from the pig-iron production. The figures for 1909 represent ore marketed. No figures can be... | |
 | 1912 - 1046 sider
...11, in long tons — Continued. 1911. a Brown ore is included in magnetite. TOTAL PRODUCTION OF IKON ORE. In the following table is shown the production...1882 to 1888, inclusive, were estimated by James M. Swank 2 from the pig-iron production. The figures for 1909 represent ore marketed. No figures can be... | |
 | United States. Bureau of Mines - 1912 - 1036 sider
...long tons — Continued. 1911. о Brown ore is included in magnetite. TOTAL PRODUCTION OF IKON QBE. In the following table is shown the production of...1882 to 1888, inclusive, were estimated by James M. Swank 2 from the pig-iron production. The figures for 1909 represent ore marketed. No figures can be... | |
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ORE. In the following table is shown the production of various types of iron ore in the United States as far as has been recorded. The statistics from 1889 to the present were collected by the United States Geological Survey; those for 1860, 1870, and... 
