Technical World Magazine, Volume 12Technical World Company, 1909 |
From inside the book
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Page 33
... construction vary today in different countries road engineers have always had in view one main object , the with- standing of the wear of iron tired vehicles . For a century and a half the conditions were success- fully met and the ...
... construction vary today in different countries road engineers have always had in view one main object , the with- standing of the wear of iron tired vehicles . For a century and a half the conditions were success- fully met and the ...
Page 37
... construction and it has had much to do with the building of thou- sands of miles of better roads in the past ten years . It has as well made necessary the study of road preservatives which will ultimately contribute to the benefit of ...
... construction and it has had much to do with the building of thou- sands of miles of better roads in the past ten years . It has as well made necessary the study of road preservatives which will ultimately contribute to the benefit of ...
Page 53
... CONSTRUCTION CAMP . Miners. The United States Forest Service is con- stantly receiving inquiries in regard to methods of treating fence posts so as to increase their dura- bility . In response to this demand extensive investi- gations ...
... CONSTRUCTION CAMP . Miners. The United States Forest Service is con- stantly receiving inquiries in regard to methods of treating fence posts so as to increase their dura- bility . In response to this demand extensive investi- gations ...
Page 54
AN ELABORATE OUTFIT IN A MINING CONSTRUCTION CAMP . Miners treat timbers with creosote to advantage , for use where they must stand dampness for long periods . TYPICAL STREET SCENE ON A FOGGY DAY IN LONDON . the posts -- by standing ...
AN ELABORATE OUTFIT IN A MINING CONSTRUCTION CAMP . Miners treat timbers with creosote to advantage , for use where they must stand dampness for long periods . TYPICAL STREET SCENE ON A FOGGY DAY IN LONDON . the posts -- by standing ...
Page 59
... construction and com- pletely fulfills all demands essential to avoid the above mentioned possibilities . The discharge wire itself is a bare con- ductor provided at frequent intervals with small knots of sharp points similar to those ...
... construction and com- pletely fulfills all demands essential to avoid the above mentioned possibilities . The discharge wire itself is a bare con- ductor provided at frequent intervals with small knots of sharp points similar to those ...
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