The Technical World Magazine, Volume 20Technical World Company, 1912 |
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Page 202
... feet above the level of the mining camp in the caƱon . Camp sup- plies and passengers are unloaded at a station on the mountain side and trans- ferred to an inclined railway , which car- ries them down the steep mountain side to the ...
... feet above the level of the mining camp in the caƱon . Camp sup- plies and passengers are unloaded at a station on the mountain side and trans- ferred to an inclined railway , which car- ries them down the steep mountain side to the ...
Page 215
... feet high , the same number of feet through at its base , and two thousand feet long at the top . It is estimated that it will cost seven million dollars and will require three years to build . The lake shown in the photo is the reser ...
... feet high , the same number of feet through at its base , and two thousand feet long at the top . It is estimated that it will cost seven million dollars and will require three years to build . The lake shown in the photo is the reser ...
Page 430
... feet high , thirteen feet in diameter , and forty - three feet in cir- cumference at its base , and when split and sawed , contained enough lumber to supply a town of three hundred people for eight months . Saws fifteen feet long are ...
... feet high , thirteen feet in diameter , and forty - three feet in cir- cumference at its base , and when split and sawed , contained enough lumber to supply a town of three hundred people for eight months . Saws fifteen feet long are ...
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