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37 (XXXVII) — 1926-1927
Ignition Point of Gases, 136.
Improved Face Conveyor, 385.
Improvements, Mining, 121.
Impurities of Natural Waters, 208.
Inclines, Self-acting, 131, 333, 372, 394.
India, Coal Mining in, 289.
Industry, Future of, 106, 116.
Industry, Human Factor, 90.
Industry, Reviving, 11.
Inefficient Management, 106.
Inflammability of Coal Dust, 310.
Inspections, Workmen's, 222.
Inspectors' Reports, 184, 193, 196, 201, 216, 234.
Installations, Electrical, 181.
Institute of Mine Surveyors, 236.
Institution of Mining Engineers, 194, 225, 385, 410.
Internal Combustion Engine, 33.
Intoxication from Oxygen, 213.
Iron and Steel Institute, 32.
Iron Ore, S. Australia, 385.
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