The Technical World Magazine, Volume 23 |
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Page 9
XXIII > MARCH > 1915 NO.1 • F OUR hundred million " Chris- tian " peoples are represented today on Europe's battlefields . Two hundred twenty millions in Europe and the Americas have so far escaped being embroiled .
XXIII > MARCH > 1915 NO.1 • F OUR hundred million " Chris- tian " peoples are represented today on Europe's battlefields . Two hundred twenty millions in Europe and the Americas have so far escaped being embroiled .
Page 17
The tube can alter the frequency from zero to one hundred thousand waves per second . The wave frequency of the largest wireless tele- graph stations at present is thirty thou- sand , making each sound wave six miles long - thirty ...
The tube can alter the frequency from zero to one hundred thousand waves per second . The wave frequency of the largest wireless tele- graph stations at present is thirty thou- sand , making each sound wave six miles long - thirty ...
Page 19
life - saving crews , hundreds of persons watching the battle from the promon- tory in the background . ... the times when waves have beat over the top of their beacon , one hundred and thirty - two feet above the normal water level .
life - saving crews , hundreds of persons watching the battle from the promon- tory in the background . ... the times when waves have beat over the top of their beacon , one hundred and thirty - two feet above the normal water level .
Page 26
POWER FOR THE INDUSTRIES OF SOUTH AMERICA The falls of the Iguassu would need a transmission line from six to seven hundred miles long for their develop ment , but the power is there to be utilized when needed .
POWER FOR THE INDUSTRIES OF SOUTH AMERICA The falls of the Iguassu would need a transmission line from six to seven hundred miles long for their develop ment , but the power is there to be utilized when needed .
Page 27
really a succession of stupendous cas- cades , seven miles in length , with the main drop occurring at the rim of an irregular cliff , the height of which varies from fifty to one hundred feet . With a fall of 400 feet in ten miles ...
really a succession of stupendous cas- cades , seven miles in length , with the main drop occurring at the rim of an irregular cliff , the height of which varies from fifty to one hundred feet . With a fall of 400 feet in ten miles ...
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Contents
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