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45 (XLV) — 1934-1935
Dalton Society's Dinner, 245.
Death Roll, Coal Mines, 261.
Deep Mine Cooling, 22, 56, 246, 266.
Deep Mining Limit, 336.
Defects, Propping, 41.
Degrees for Colliers, 23, 35.
Derailments, Hand Haulage, 244.
Detectors, Gas, 132, 232, 360.
Deterioration, Coal, on Storage, 171.
Detonation, Sympathetic, 73.
Detonators, 205.
Diffusion, Graham's Law, 93.
Dip Workings, Water in, 385.
Dip, General Direction, 180.
Distillation Tests, Coal, 243.
Ditch Problem, 84.
Doncaster College, 104.
Doors, Position, 99.
Duration of Accident Disability, 121.
Dust in Mines, 14, 29.
Dust, Anthracite, Effects of, 37.
Dust, Samples of, 126.
Dusts, Dispersibility of, 36.
Dykes and Intrusions, Concealed, 276.
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