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50 (L) — 1939-1940
Ignition, Sparks from Picks, 160.
Importance of Coal Emphasised, 265.
Incombustible Dust, 306, 382.
India, 1938 Production, 282.
Indian Coal Seams, Correlation, 315.
Indian Stowing Methods, 186, 264.
Industrial Peace Movement, 107, 117.
Industries, Coal and Gas, 389.
Inflammability of Dusts, 116.
Injured Persons, Treatment, 141.
Inspectors' Annual Reports, 28, 36.
Inspector's, Chief, 1938 Report, 258.
Institution of Mining Engineers, 8, 247.
Instruments, Measuring Dust, 18.
Intensive Mechanised Mining, 276.
Intermediate Level, Winding, 268, 302.
Iron Ore, 39, 85.
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