The Technical World Magazine, Volume 23Technical World Company, 1915 |
From inside the book
Results 1-5 of 85
Page 21
... rail- road caught up . Naturally , then , there was great alarm throughout the Pacific North- west when it was cautiously whispered about that the Columbia River bar was becoming more and more shallow . The first surveys showed a low ...
... rail- road caught up . Naturally , then , there was great alarm throughout the Pacific North- west when it was cautiously whispered about that the Columbia River bar was becoming more and more shallow . The first surveys showed a low ...
Page 22
... railroads , which were not in the game of aiding the fattening of waterway competitors . A preliminary appropriation for a survey had already been made , but now , in 1882 , a board between them , which was the cue for everybody to get ...
... railroads , which were not in the game of aiding the fattening of waterway competitors . A preliminary appropriation for a survey had already been made , but now , in 1882 , a board between them , which was the cue for everybody to get ...
Page 60
... railroad . traffic until a clever de- vice was originated by a railroad man to check them . Thousands of the little creatures were crushed by the wheels of the logging trains , ren- dering the track so slippery that it was impossible to ...
... railroad . traffic until a clever de- vice was originated by a railroad man to check them . Thousands of the little creatures were crushed by the wheels of the logging trains , ren- dering the track so slippery that it was impossible to ...
Page 61
... rail- road track , the new scoop car is equipped with a shovel nose that can be automatically dumped . automatically dumped . Such a car was built originally a number of years ago , but was a failure because it had to be unloaded by ...
... rail- road track , the new scoop car is equipped with a shovel nose that can be automatically dumped . automatically dumped . Such a car was built originally a number of years ago , but was a failure because it had to be unloaded by ...
Page 63
... railroad building . Motion pictures of the Panama Canal , and other construction work , have shown how , in a single charge , 10,000 or 20,000 pounds of dynamite have been exploded . But in the near vicinity of Chicago there are a ...
... railroad building . Motion pictures of the Panama Canal , and other construction work , have shown how , in a single charge , 10,000 or 20,000 pounds of dynamite have been exploded . But in the near vicinity of Chicago there are a ...
Contents
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749 | |
816 | |
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