Books
2 results found| Title | Authors | Description | OpenBook ID | |
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Pill ar and stall mining subsidence in the South Wales Coalfield | David Martel Hughes | An examination of construction hazards associated with historical underground mining in the South Wales Coalfield area. Prior to nationalisation of the coal extraction industry in the UK all mining h… | OL13449882W |
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Driving Force of Tectonic Plate-Comprehensive Study Of Mysteries In Science | Cres Huang | Earth's gravity is the inward force of keeping it's spherical shape. Force of tectonic motion has to fight against the gravity to push the crust from the ocean floor to the top of mountain ranges. Th… | OL17228189W |