The Technical World Magazine, Volume 23 |
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Results 1-5 of 71
Page 25
The 230,800,000 horsepower which the Government hydrographers estimate may be developed on the streams and rivers of the United States is something like twenty times as great as the total power generated from steam in this country at ...
The 230,800,000 horsepower which the Government hydrographers estimate may be developed on the streams and rivers of the United States is something like twenty times as great as the total power generated from steam in this country at ...
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 29
He did not hesitate to compare races of men with herds of cattle and horses whose strongest , best - developed speci- mens were slaughtered , leaving the runts and scrubs to carry on the repro- duction of the breed .
He did not hesitate to compare races of men with herds of cattle and horses whose strongest , best - developed speci- mens were slaughtered , leaving the runts and scrubs to carry on the repro- duction of the breed .
Page 90
( Second Prize , Five Dollars ) AIR WASHER AND COOLER FOR HOME WASHED air , either heated or cooled according to season , is pumped into the room equipped with a little water - motor device which has just been developed .
( Second Prize , Five Dollars ) AIR WASHER AND COOLER FOR HOME WASHED air , either heated or cooled according to season , is pumped into the room equipped with a little water - motor device which has just been developed .
Page 97
For example : After baffling the in- ventors of the world ever since the problem was conceived , a method of submarine signaling has at last been developed by an American genius . With this apparatus , ships may tele- graph one to ...
For example : After baffling the in- ventors of the world ever since the problem was conceived , a method of submarine signaling has at last been developed by an American genius . With this apparatus , ships may tele- graph one to ...
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