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39 (XXXIX) — 1928-1929

Waddle Fan, 13.

Wages and Profits, 25.

Wagons, Coal and Trade, 363.

Walsh, Stephen, 231, 277.

Washing and Cleaning Coal, 25, 74.

Waste Land Reclamation, 35.

Water Hammer, 254.

Water, Conveying to Lodge, 287.

Water, Dangers in Mines, 5.

Water, Heat and Steam, 186.

Water, Physical Properties, 338.

Water-gauge, 77.

Wax in L.T. Tar, 155.

Wearmouth, New Plant, 167.

Weathering, Mechanism of, 101.

Welding, Mining Plant, 342.

Welfare, Miners', 1, 4, 16, 32, 38, 41, 59, 73, 81, 83, 96, 105, 113, 135, 153, 161, 170, 188, 199, 220, 225, 263, 273, 277, 283, 299, 329, 343, 364, 369, 391, 395, 403.

Widdas Block, 202.

Wigan College Principal, 3.

Wigan, Mining Education, 394.

Williams, D. I., Graduates, 4.

Williams, Wm., Death, 277.

Winding Plant, 66, 88, 100, 123, 160, 198, 210, 224, 234, 246, 256, 265, 278, 301, 312, 319, 330.

Winding Problem, 160, 256, 265, 278.

Winding Rope Failures, 247, 258.

Winding, Intermediate Mouthing, 272.

Wire Ropes, 35, 62.

Women in Indian Mines, 136.

Working Methods, 62, 126, 147.

Working, Order, Seams, 302.

Workmen's Compensation, 181, 225, 231.

Workmen's Inspectors, 268.

Worksop Technical Institute, 357.

World Fuel Conference, 84, 104, 117.

World's Coal Problem, 344.

World's Coal Production, 20.

Worthington Pump, 367.