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49 (XLIX) — 1938-1939
Balance Ropes, 318.
Barnsley Tragedy Centenary, 5.
Barnsley-Warren House Seam, 388.
Barometer, 79.
Barriers, Rock Dust, 357.
Bars, Investigation, 101.
Bensham Seam, 374.
Blasting Practice, 140.
Boiler Explosions, 203.
Boiler Plate Calculation, 334.
Boiler Troubles, 350.
Bolsover Plant, 360.
Book Notices, 116, 146, 167, 196, 248, 312, 356, 395.
Boys and Accidents, 25, 37, 74, 89, 99, 133, 171, 356, 360, 384.
Boys' Club Movement, 149.
Breaking of Coal, 18.
Breaking Strength, Ropes, 232.
British Coal Output, 113.
Brown, James, 69.
Bulletins, Geological Survey, 344.
Bunkering, Coal for, 37.
Burning Coal, Air Required, 194.
Buttons, Reflector, in Mines, 75.
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