Abandoned Metal Mines, 53.
Abandoned Workings, Water, 80.
Accident Funds, 361.
Accident Proneness, 40.
Accident Risks and Repairs, 277.
Accidents in Mines, 6, 40, 80, 98, 101, 138, 179, 212, 216, 218, 247, 270, 279, 310, 338, 355, 375.
Accidents to Boys, 219, 375, 392, 394.
Afterdamp, 43.
Aged Miners' Homes, 139, 167, 199, 281, 293, 343, 345, 361, 373, 393, 409.
Air Compressor, 398.
Air Compressor Cylinders, 47.
Air Conditioning, 170.
Air Control on Rand, 166.
Air Measurements, 139, 252, 259.
Air Samples, 15.
Air Splits, 335.
Air, Dehumidified, 347.
Air, Mine, Impurities, 119.
Air, Weight of, 61, 214.
Air-crossing, Permanent, 396.
Air-current Impediments, 269.
Airways, Pressure Losses in, 104.
Amalgamations, 249, 295, 344, 345, 359.
Ambulance Competitions, 151, 273, 355, 412.
Analysis of Coal, 174.
Ancient Dispute, 247.
Answers to Correspondents, 2, 26, 39, 50, 195, 214, 311, 326.
Anthracite Mines, Silicosis in, 116.
Apparatus, Rescue, 333.
Apparatus, Reviving, 52, 66.
Arc, Height and Length, 2.
Arched Roadways, 177.
Areas, Special, Report, 19.
Artificial Respiration, 88.
Atkinson, Prof. F. S., at Leeds, 128.
Atmosphere, 65, 77, 82, 103.
Axial Flow Fans, 117.