The Technical World Magazine, Volume 17Technical World Company, 1912 |
From inside the book
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Page 3
... feet long . The falsework consisted of a thousand or two piles , driven deep into the bottom of the Copper River , forty feet below the sur- face The ice was a solid sheet seven feet thick and it was borne on a twelve - knot current ...
... feet long . The falsework consisted of a thousand or two piles , driven deep into the bottom of the Copper River , forty feet below the sur- face The ice was a solid sheet seven feet thick and it was borne on a twelve - knot current ...
Page 6
... feet long , was completed . Nearly forty feet of towering steel structures a day with a single shift of men , day after day , through the storms and the darkness ! But the second and third spans went faster still . The second of 300 feet ...
... feet long , was completed . Nearly forty feet of towering steel structures a day with a single shift of men , day after day , through the storms and the darkness ! But the second and third spans went faster still . The second of 300 feet ...
Page 11
... feet wide . Night and day this glacier discharges a battery of bergs from its disintegrating face . Often a whole cliffside of ice drops a hundred feet and more into the deep river and the waves it sends to the oppo- site banks are twenty ...
... feet wide . Night and day this glacier discharges a battery of bergs from its disintegrating face . Often a whole cliffside of ice drops a hundred feet and more into the deep river and the waves it sends to the oppo- site banks are twenty ...
Page 13
... feet or more in the air the steelmen had to work in temperature far below zero and under conditions otherwise most trying . There were delays here and as no materials could be got across the canyon till the bridge was finished , the ...
... feet or more in the air the steelmen had to work in temperature far below zero and under conditions otherwise most trying . There were delays here and as no materials could be got across the canyon till the bridge was finished , the ...
Page 53
... feet long , and its mouth fifty feet wide , so that , when dragged over the sea - bottom , it is liable to swallow considerable quan- tities of live ma- terial . The deck of a trawler after a haul presents a wonderful spectacle of ...
... feet long , and its mouth fifty feet wide , so that , when dragged over the sea - bottom , it is liable to swallow considerable quan- tities of live ma- terial . The deck of a trawler after a haul presents a wonderful spectacle of ...
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acres Alaska animals Bering Sea boat bridge building built canal Carey Act carried cent coal Coatesville concrete construction COPPER RIVER cost crop cylinder David Lubin device dollars eggs electric engine fact farm farmer feet fifty fish five four fruit gutta percha heat hour hundred Idaho inches irrigation Island Kansas land larvæ light living Lubin machine means ment method miles million motor operation passed pipe plant POPULAR SCIENCE pounds produced pumping rail railroad river road Sabetha ship shows side sleeping sickness square miles station steam steel Sudan III surface thing thousand tion town track trees trypanosomes tsetse fly twenty United vessel wall wheels wire wireless York York City