Rails, Haulage, 122.
Ram Rods, 254.
Records, Value of, 136.
Rectangular Co-ordinates, 100.
Refrigerating, Air-conditioning by, 225.
Register of Men Underground, 16.
Relief Funds, 23, 124, 243, 295, 299, 329, 331, 347, 348, 361.
Remedies, Coal Dust, 15.
Repairing Shafts, 63, 287.
Report on Co-operative Selling, 164.
Report on Explosion, 15.
Report, Explosives Inspectors, 7.
Report, Miners' Welfare, 268.
Reports of Mines inspectors, 184, 193, 196, 201, 216, 234, 244.
Rescue Teams Time Table, 13.
Research Board, Fuel, 209.
Research Board, Report, 16.
Research Station at Buxton, 376, 387.
Resources, National Coal, 273.
Respirator Tests, 9.
Rest Pauses at Work, 316, 330.
Results, Examination, 241.
Retort, Multiple, 236.
Reversal of Mine Ventilation, 410.
Reviews, 7, 87, 97, 171, 224, 288, 331.
Rhondda Welfare, 33.
Rings, Water, 143.
Roads, Setting Out, to Bearing, 27.
Rock Drill Dust, 6.
Rock Drilling Machines, 353.
Rock-dusting and Fires, 360.
Roof Control, 30, 186.
Ropes, Capping, 407.
Ropes, Connecting to Cage, 190.
Ropes, Driving Strength, 336.
Round the Table, 4, 23, 35, 51, 65, 101, 114, 135, 146, 177, 200, 215, 226, 250, 260, 276, 294, 309, 328, 339, 368, 375, 386.
Royal School of Mines, 67.
Ruhr Pit Accidents, 389.
Rules Governing Examinations, 235.