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41 (XLI) — 1930-1931
Taylor, Thomas, Death, 339.
Temperature, Surface, and Ventilation, 14.
Testing for Firedamp, 121.
Theodolite, Adjusting, 143.
Thick Coal Working, 127.
Three-phase A.C. Transmissions, 130.
Three-throw Ram Pump, 82.
Timber Treatment, 160.
Timber Withdrawal, 153, 413.
Timbering, 17.
Time-fuse Mystery, 72.
Tipping, Coal, 357.
Toothed Gearing, 163.
Travelling Scholarships, 376.
Treatment of Coal, 379, 388.
Treforest Re-union, 249.
Trimdon Disaster Recalled, 216.
Tub, Colliery, 239.
Tubs, Supply of, 29.
Tunnels and Tunnelling, 146, 162, 182.
Turbine Pump, 7, 19, 36.
Turbo-compressors, 187.
Turner, Ben, Knighted, 375.
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