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43 (XLII) — 1932-1933

L.T.C. Tests, Canadian, 43.

Lamps, Illuminating Value, 183.

Lamps, Replacing Flame by Electric, 416.

Lancashire Boiler, 14, 398.

Lancashire Coal, Users, 225.

Lancashire Coalfield, Surveying, 216.

Lancashire Research Association, 209.

Lancashire's Rescue System, 71.

Lancashire's Surplus Labour, 35.

Law of Support, 56.

Lead in Upper Weardale, 227.

Lease, Terms, 272.

Leasehold, Life of, 46.

Legislation, Managers and, 103.

Levels on Mine Plans, 47.

Life-saving by Barricades, 356.

Lighting and Nystagmus, 117.

Lighting at Coal Face, 72.

Lighting Regulations, 59.

Lighting Standards, 305.

Lighting, Chief Inspector's Comments, 50.

Lighting, Inspectors' Notes, 234.

Lighting, Points in, 325.

Lignite, Utilisation, 410.

Liquid Pressure, 285.

Llwynypia Explosion, 74.

Loaders, Coal, 55.

Loading, Mechanical, Progress, 87.

Long Service Miners, 168.

Longwall Face, Accidents, 132.

Longwall Face, Supporting, 365.

Longwall Panel, 190.

Longwall Roof Control, 139.

Loose Talk Deprecated, 339.

Loosing the Pit Out, 37.

Lost Coal in Transit, 241.

Low Temperature Carbonisation, 260, 261, 335.

Lower Coal Measures, Lancashire, 153.