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51 (LI) — 1940-1941
H.P. to Raise Water, 148.
Haulage Gear, 238.
Haulage Gravity, 356.
Haulage Problems, 4, 376.
Haulage Recommendations, 412.
Haulage Signalling, 316.
Haulage Tracks, 158.
Haulage Types, 110, 141.
Haulage, Endless Rope, 176.
Hauling in Metal Mines, 20.
Hazards, Explosion and Fire, 369.
Headgears, 256.
Health, Welfare and Education, 81.
Heating, 48, 144, 160, 364.
Heroism Recognised, 3, 71, 82, 123, 199, 213.
Hilt's Law, 162.
Hints, Boiler, 188.
History of Geophysical Instruments, 243.
Hoisting, Steel Wire Ropes, 246.
Horse-power, 219.
Hospitals for S.A. Natives, 245.
House-shaker, Mechanical, 361.
Hulfcon Relief Fund, 267.
Hydraulic Coalburster, 355.
Hydraulic Winch, 196.
Hydraulics, 182.
Hygrometers, 158.
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