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54 (LIV) — 1943-1944

C.M.A. re Signalling and Refuge Holes and Tubs, 116.

Canadian Coal Mines Casts, 242.

Capping or Socket for Winding Rope, 179.

Carbon Dioxide in Mine Dust Samples, 99.

Cardox Cartridge, 240.

Cementation Method of Sinking, 11.

Centrifugal Fans, 76.

Chaining Underground Road, 69.

Changing Fexible Conductor, 191.

Check the Little Things, 88.

Claw-clutch, 214.

Clearing Roadway, 310.

Clifton Driving Pulley, 241.

Coal and Associated Strata, 123.

Coal and Its Occurrence, 97.

Coal Constituents, 47.

Coal Distribution Order 1943, 56.

Coal Dust, 140.

Coal Dust Explosions, 29, 50.

Coal Dust Research, 47.

Coal Face, Plan of, 213.

Coal Formation, First Stages, 97.

Coal from Pillar, 128, 249.

Coal Mining (Training and Medical Examination) Order 1944, 175, 185.

Coal Research, 161.

Coal Salesmanship for H.M. Forces, 135.

Coal Tar Products Prices Order 1943, 144.

Coal, Some Characteristics of, 110.

Co-efficient of Friction, 214.

Collecting Road Dust Samples, 242.

Colliery Efficiency Competition, 5.

Colliery Wire Ropes, 115, 125, 133, 146, 184.

Combustion of Coke, 56.

Competition, Prize, 9, 21, 32, 46, 57, 69, 80, 94, 105, 116, 128, 140, 152, 164, 176, 188, 200, 213, 225, 237, 248, 262, 273, 285, 297.

Competition, Prize, Awards, 17, 305.

Competitor, Successful, 51.

Compressed Air Plant, 189, 227.

Control of Benzol and Coal Spirit Order, 240.

Control of Coal Tar Order 1943, 93.

Controlling Electric Over-rope Endless Haulage, 131.

Controlling Speed of Haulage, 156.

Conveyors, Installing, 118.

Correspondence, 8, 228, 252, 264.

Coulson, Mr. R. H., Death of, 55, 56.

Cross-section of Airways, 78.

Curbing U.S. Coal Dust Hazards, 180.

Current in Electric Lamp, 10.