From inside the book
Results 1-3 of 77
Page 78
The center propeller , which is only 16 feet 6 inches in diameter , has to run at more than double the speed of the wing propellers , or 165 revolutions per minute . It is driven by the latest type of Parsons turbine , the rotor of ...
The center propeller , which is only 16 feet 6 inches in diameter , has to run at more than double the speed of the wing propellers , or 165 revolutions per minute . It is driven by the latest type of Parsons turbine , the rotor of ...
Page 337
cantilever spans of the famous Firth of Forth bridge , and 162 feet longer than the Brooklyn bridge . Let them make the most of it , for when New York gets around to bridging the Hudson the Quebec affair will look like a mere culvert by ...
cantilever spans of the famous Firth of Forth bridge , and 162 feet longer than the Brooklyn bridge . Let them make the most of it , for when New York gets around to bridging the Hudson the Quebec affair will look like a mere culvert by ...
Page 340
So the caisson , a solid block of concrete 150 feet long , 49 feet wide and 25 feet deep . This is to be pieced out by an L - shaped extension to be formed of two caissons , one 25 by 31 feet , the other 31 by 85 feet , which are to be ...
So the caisson , a solid block of concrete 150 feet long , 49 feet wide and 25 feet deep . This is to be pieced out by an L - shaped extension to be formed of two caissons , one 25 by 31 feet , the other 31 by 85 feet , which are to be ...
What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Common terms and phrases
acre American ball birds building built called carried cause cent comes construction cost course covered crop direction dollars electric engine experience fact farm farmer feet field fire five four fruit give ground half hand head heat hundred important inches increase keep known land less light living look machine matter means ment method miles million months motor natural never operation Panama pass plant pounds practical present produced railroad result river road saving ship side station steel stream taken thing thousand tion town trains trees turn twenty United West wire York