Radio in Mines, 289.
Ram Pump, 349.
Readers' Problems, 39, 55, 68, 92, 106, 122, 153, 166, 178, 198, 212, 230, 246, 258, 274, 294, 308, 323, 344, 353, 370, 386.
Refuse Dumping, 412.
Regionalisation, 377.
Reign, Coal's, 121.
Relays, 414.
Relief Funds, Miners', 5, 19, 137, 201, 325, 376.
Relighting Flame Safety-lamps, 162.
Reorganisation of Mines, 204.
Report, Safety in Mines, 40.
Reports, Inspectors', 8, 22, 34, 66, 84, 102, 118, 406.
Rescue Apparatus, Purifying Air, 13.
Rescue Station, Lancashire, 145.
Rescue, Treatment After, 138.
Research Attack Urged, 85.
Research Station Investigations, 408.
Research, Coal, 170.
Research, Safety in Mines, 40.
Resistances of Props, 6.
Resources, Coal and Power, 89.
Resources, National Survey, 170.
Results, Examination, 27, 225.
Reviews, 60, 104, 108, 130, 216, 229, 267, 277, 295.
Revival plan's, Coal, 25, 32, 81, 152, 167, 211, 231, 280, 291, 325, 327, 339, 352.
Reviving Apparatus, 271.
Road Repairing, 365.
Road Supports, 301.
Roadhead Accidents, 85.
Roads, Setting Off, 381.
Roof and Sides Support, 338, 348.
Roof Breaks and Timbering, 253.
Roof Problems, 67.
Roof Supports, Faults and Dangers, 182, 202.
Room at the Top, 33.
Ropes, Fibre Cores, 213.
Ropeways, Aerial, 342.
Royal Scottish Museum, 11.
Royalties, Coal Owner on, 296.
Rylance, F., Appointment, 53.