The Technical World Magazine, Volume 23Technical World Company, 1915 |
From inside the book
Results 1-5 of 100
Page 17
... miles long - thirty thousand of them passing a given point in a second . The wireless telephone in combination with the mer- cury tube probably will use about the same frequency . " Distance will make practically no difference ...
... miles long - thirty thousand of them passing a given point in a second . The wireless telephone in combination with the mer- cury tube probably will use about the same frequency . " Distance will make practically no difference ...
Page 18
... miles . Here , the ocean winds and waves and currents periodically drive inshore to clash with the force of the river , which tends to precipitate and to shift its carried sand and silt . Thus , the river channel across the ocean bar is ...
... miles . Here , the ocean winds and waves and currents periodically drive inshore to clash with the force of the river , which tends to precipitate and to shift its carried sand and silt . Thus , the river channel across the ocean bar is ...
Page 19
... miles to the south , could tell of the times when waves have beat over the top of their beacon , one hundred and ... mile in record time and had charged into the pile - driver at the very front , the " boys " on the pile - driver being ...
... miles to the south , could tell of the times when waves have beat over the top of their beacon , one hundred and ... mile in record time and had charged into the pile - driver at the very front , the " boys " on the pile - driver being ...
Page 22
STARTING OUT TO SEA WITH A LOAD OF ROCK The Columbia is ten miles wide at this point and the engineers are trying to ... mile south jetty . Active jetty building was begun in April , 1885 , the low - water depth of the Columbia River bar ...
STARTING OUT TO SEA WITH A LOAD OF ROCK The Columbia is ten miles wide at this point and the engineers are trying to ... mile south jetty . Active jetty building was begun in April , 1885 , the low - water depth of the Columbia River bar ...
Page 23
... miles farther out to sea , in effect be- coming a jetty on its own account , and even aiding in gaining the Scour ... miles . Also , $ 1,205,000 in the construction of a parallel north jetty , which would narrow the ten - mile- wide ...
... miles farther out to sea , in effect be- coming a jetty on its own account , and even aiding in gaining the Scour ... miles . Also , $ 1,205,000 in the construction of a parallel north jetty , which would narrow the ten - mile- wide ...
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