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55 (LV) — 1944-1945

S.M.R.B., Report, 109, 122, 136.

Safety Badges Presented at Abertridwr, 9.

Safety Devices for Cages, 144.

Safety-lamp, Electric, 37.

Safety-lamps, Flame, 28.

Safety-lamps, Re-lighting Methods, 71.

Safety-valve on Lancashire Boiler, 154.

Sampling and Analysis of Coal and Coke, 17.

Saving Fuel at Collieries, 41.

Scales, 254.

Science, Mining Engineering, 4, 13, 30, 38, 50, 62, 78, 90, 102, 114, 128, 134, 148, 158, 170, 187, 195, 206, 222, 234, 246, 258, 266, 277, 294.

Scottish Outcrop Coal Schemes, 17.

Screw Jack, 213.

Sealing off Fires, 97.

Selection of Mechanical Stokers, 127.

Series Wound Dynamo, 149.

Setting Out District, 44, 179.

Shaft Sinking, 35.

Sheffield University Mining Society, 9, 53, 72, 89.

Shortwall Cutter, 253, 270.

Shot-firing, 131.

Shot-firing in Relation to Power Loading, 113.

Shunt Wound Dynamo, 158.

Simple Dynamo, 63.

Skip Winding Unit, 23.

Specific Gravity of Coal, Oil and Coal Gas, 94.

Specific Gravity of Liquid, 62, 78.

Spontaneous Heating, 251.

Standardisation of Winding Plant, 43.

Steam Engine, 149.

Steam Entering and Leaving Cylinder, 107.

Steam Turbine, 275.

Steel Plate, Weight of, 190.

Steel Prop, 69.

Steel Supports on Main Roads, 262.

Stilts, 70, 202.

Stoking of Lancashire Boilers, 204.

Stress, Strain and Modulus of Elasticity, 95, 286.

Strip Working in Thin Seams, 306.

Successful Competitor, 48.

Sulphuretted Hydrogen, 8.

Supporting Face of Ripping, 203.

Supporting Refuge Hole, 107.

Supports, 122.

Supports at Faces, Defects Frequently Found, 56.

Surveying Problems, 49, 66, 74, 88, 98, 110, 125, 139, 147, 157, 172, 182, 198, 210, 217, 231, 245, 254, 267, 283, 291.

Surveyors' Examination, Notes on, 176.