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1987
Cruden, D. M., Masoumzadeh, S.
A 249 day long record of the accelerating creep of a slope of an open-pit coal mine is analyzed, using linear regression, to test four creep laws. The Saito and Zavodni and Broadbent laws did not lead to a satisfactory estimation of the time of failure as a range of times of failure satisfied the...
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2000-08-01
Disused coal mine workings at Longyearbyen, Spitzbergen, Norway. The town was a coal mining centre founded in 1905 by John Munro Longyear, an American businessman. Now dependent on tourism, education and northern research. The pillars are part of an overhead transport system for coal. August...
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2000-08-01
View of Longyearbyen, Spitzbergen, Norway, originally a coal mining centre founded in 1905 by John Munro Longyear, an American businessman. Now dependent on tourism, education and northern research. The pillars are part of a former overhead transport system for coal. August 2008