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41 (XLI) — 1930-1931
Gas Advantages, 347, 371.
Gas Analysis, 191.
Gas Ignition, Sparks, 211.
Gas Inspection, 365.
Gas Manufacture, 58, 339.
Gases, Combustible, 222.
Gases, Diffusion, 354.
Gases, Influences, 120.
Gases, Mine, 116, 120, 129.
Generator Calculations, 243.
Generator Field Systems, 218.
Geological Disturbances, 158.
Geology, 397.
Geometrical Problem, 17.
German Mine Reorganisation, 133.
Glenboig Test Report, 407.
Goldfleld, Rhodesia, 311.
Government's Proposals, 340.
Graph, Law of, 27.
Green's Economiser, 15.
Grove (Brownhills) Explosion, 348.
Growth, Coal Mining, 24.
Guest, M.P., Retiring, 371.
Guide Rods, Cage, 398.
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