Commercial West Volume 29

Commercial West Volume 29

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1916 edition. Excerpt: ...along this line and that, but the nation as a whole has either not heard or has not fully grasped the meaning of these tales. This war has made us all hear and understand. What are we going to do about it? If we seriously undertake to apply our new knowledge, in a few years our per capita production along all lines will have greatly increased, and all parts of our agricultural, industrial, and commercial machinery will have been knit together into a national system which will eliminate the larger part of the waste which is unavoidable under present conditions and which will into a state of real preparedness for both war and peace. Washington.---According to Donald F. MacDonald, mining geologist of the United States Bureau of Mines, formerly Panama Canal geologist, there is absolutely no danger that the canal will be swallowed by an earthquake. In his opinion, which was made public today by the Bureau of Mines, the canal slides will discontinue after the earth settles and the waterway will become a permanent and safe transportation facility. Mr. McDonald says in an oflicial report that through seismic disturbances, the whole isthmus is rising at the rate of three feet every hundred years, but that this will not injure the canal. It merely means, he says, that canal oflicers from time to time must dredge the waterway. The rising of the land is due to the sinking of the ocean bottom outside the isthmian shore water and not to the pressure of the hill sides. _ The rock strata of Culebra cut are weak, the report states and where slopes of the cut were steep, the weaker rocks crushed down to flatter slopes thus precipitating the slides. At no time was it thought that the slides constituted a menace to the ultimate completion more

Product details

  • Paperback | 1008 pages
  • 189 x 246 x 50mm | 1,760g
  • United States
  • English
  • black & white illustrations
  • 1236859685
  • 9781236859686