| Externalisation, 626:of the natural resources of the Earth - coal, oil, etc., and also with the underground activitiesFire, 496:progresses, the transmutation, for instance, of coal into diamonds, of lead into silver, or ofProblems, 66:along certain lines, such as the distribution of coal and oil for lighting, heating andProblems, 70:the world businesses and controlled oil, coal, [71] power, light and transportation; they controlProblems, 74:past several years and the situation around the coal fields both in the States and Great Britain.Reappearance, 175:of the natural resources of the earth - coal, oil, etc., and also with the underground activities |
