Technical World Magazine, Volume 18American school of correspondence at Armour Institute of Technology, 1912 |
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Page 34
... side of the river at this point is very abrupt . In the face of this situation further progress of the Oregon Trunk was seri- ously handicapped . But work continued , each side trying to gain possession of the necessary strip of right ...
... side of the river at this point is very abrupt . In the face of this situation further progress of the Oregon Trunk was seri- ously handicapped . But work continued , each side trying to gain possession of the necessary strip of right ...
Page 134
... side of Fraser Can- yon are the Canadian Pacific Railroad tracks . On the other side sheer against the face of rock , tunnels and grade are being blasted and picked out for the Ca- nadian Northern tracks . The men ferried across the ...
... side of Fraser Can- yon are the Canadian Pacific Railroad tracks . On the other side sheer against the face of rock , tunnels and grade are being blasted and picked out for the Ca- nadian Northern tracks . The men ferried across the ...
Page 370
... fill which a mighty upward pressure from the atmosphere underneath will au- tomatically assert itself . More ingenuity than wisdom is used on these inventions . AN TUNNELS SIDE BY SIDE , TUNNELS SIDE BY SIDE. 370 TECHNICAL WORLD MAGAZINE.
... fill which a mighty upward pressure from the atmosphere underneath will au- tomatically assert itself . More ingenuity than wisdom is used on these inventions . AN TUNNELS SIDE BY SIDE , TUNNELS SIDE BY SIDE. 370 TECHNICAL WORLD MAGAZINE.
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acres aeroplane alfalfa American apparatus boat bridge building built canyon carry cent Chicago coal concrete construction cost crop Deschutes River device dollars dred eggs electric engine ether waves factory farm farmer fifty fish five four fruit give heat horse hour hundred feet inches isoprene Jack Jouett Kansas kaoliang land lead poisoning light machine Madero Manila means ment method Mexico miles Milk River million motor mountain Necaxa operation orchard pheasant picture plant pounds produce profit radium railroad river road rock Sayville Shaniko ship side station steel stream street tain TECHNICAL WORLD MAGAZINE thing thousand tion Tom Blackburn tons trackless trolley train trees twenty vessel Wauchula wheels white lead wire wireless York young