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36 (XXXVI) — 1925-1926
Ignition of Firedamp, 26, 324.
Impulse Turbines, 66, 131.
Inaccessible Heights, Distances, 194, 210.
Inclined Plane, 363, 373.
India, Coal Mining in, 177, 294, 365.
Indian Coalfield, 303.
Indo-China Coal Production, 58.
Industrial Psychology, 346.
Industries, Linking Up, 247.
Industry : Technical Side, 365.
Industry, Science and, 100.
Industry's Need, 136.
Inflammability, Limits of, 196, 300.
Inquiry, Coal, 28.
Inspector on Accidents, 33.
Inspectors' (Penna) Test, 6.
Inspectors' Reports, 74, 90, 100.
Intake Air Temperature, 177.
Intensive Mining in America, 345.
Ireland, Mines in, 225.
Iron in Sweden, 19.
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