The Technical World Magazine, Volume 7Technical World Company, 1907 |
From inside the book
Results 6-10 of 99
Page 42
... less telegraphy , can be traversed . The above apparatus will , however , not be fully reliable un- less there be some means of ascertaining whether the ac- times as far distant from the receiving station as 200. 42 THE TECHNICAL WORLD ...
... less telegraphy , can be traversed . The above apparatus will , however , not be fully reliable un- less there be some means of ascertaining whether the ac- times as far distant from the receiving station as 200. 42 THE TECHNICAL WORLD ...
Page 45
... less in the case of these telemechanical effects than in wireless telegraphy . The operator is informed of the results obtained by him by means of check- ing signals arranged on the distributing axle . The latter carries for this effect ...
... less in the case of these telemechanical effects than in wireless telegraphy . The operator is informed of the results obtained by him by means of check- ing signals arranged on the distributing axle . The latter carries for this effect ...
Page 51
... Less difficulty . has been experienced with American workmen in any class , in overcoming prejudice against safety de- vices for their protection , than in some foreign countries . In this country , the grade of general intelligence in ...
... Less difficulty . has been experienced with American workmen in any class , in overcoming prejudice against safety de- vices for their protection , than in some foreign countries . In this country , the grade of general intelligence in ...
Page 60
... less but the combination of chemical action and mechanical wear will destroy any protective covering in a comparatively short time . Reinforced concrete is absolutely unaffected chem- ically while the mechanical sand - blast ac- tion of ...
... less but the combination of chemical action and mechanical wear will destroy any protective covering in a comparatively short time . Reinforced concrete is absolutely unaffected chem- ically while the mechanical sand - blast ac- tion of ...
Page 66
... less developed females , and in the summer each colony has a few hundred drones or males . Fifteen dollars is sufficient to buy the amateur a colony of bees , a couple of extra hives for new swarms , 500 boxes for comb honey , a pound ...
... less developed females , and in the summer each colony has a few hundred drones or males . Fifteen dollars is sufficient to buy the amateur a colony of bees , a couple of extra hives for new swarms , 500 boxes for comb honey , a pound ...
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