The Technical World Magazine, Volume 23Technical World Company, 1915 |
From inside the book
Results 1-5 of 65
Page
... direct methods is the one described here Mining a Mountain of Gold • · New methods that have opened up a huge ridge composed almost entirely of ore Gauging the Minds of the Blind 202 W. S. Lockwood 206 Emil E. Hurja 208 • Arnold E ...
... direct methods is the one described here Mining a Mountain of Gold • · New methods that have opened up a huge ridge composed almost entirely of ore Gauging the Minds of the Blind 202 W. S. Lockwood 206 Emil E. Hurja 208 • Arnold E ...
Page 16
... direct current for the motors . THE TUBE FOR WIRELESS WONDERS At the left of center , in the fore- ground , may be seen the Hewitt vacuum tube . To the right ( partly obscured by the heavy wire in the foreground ) is the telephone re ...
... direct current for the motors . THE TUBE FOR WIRELESS WONDERS At the left of center , in the fore- ground , may be seen the Hewitt vacuum tube . To the right ( partly obscured by the heavy wire in the foreground ) is the telephone re ...
Page 17
... direct to alternating current . Our telephones are operated with direct current , and for that reason no sounds interfere with the conversation . If alternating current were used it would have to vibrate so rapidly that it could not be ...
... direct to alternating current . Our telephones are operated with direct current , and for that reason no sounds interfere with the conversation . If alternating current were used it would have to vibrate so rapidly that it could not be ...
Page 24
... direct or indirect use of oil or coal is employed in the world today . " Of course , no such transmission system as that which I mention will ever be practicable , nor yet desirable ; but I merely wished to point ONE OF THE SEVEN GREAT ...
... direct or indirect use of oil or coal is employed in the world today . " Of course , no such transmission system as that which I mention will ever be practicable , nor yet desirable ; but I merely wished to point ONE OF THE SEVEN GREAT ...
Page 29
... direct issue with Edwin Markham's senti- mental description of his origin . Says the scientist , in " The Human Harvest " , his anti - war book : A CORNER OF LELAND STANFORD UNIVERSITY CAMPUS The faith and 29 Our Twelve Great Scientists ...
... direct issue with Edwin Markham's senti- mental description of his origin . Says the scientist , in " The Human Harvest " , his anti - war book : A CORNER OF LELAND STANFORD UNIVERSITY CAMPUS The faith and 29 Our Twelve Great Scientists ...
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acres aeroplane alfalfa alternating current American apparatus automobile battleship Belgium biplane Bldg blind boat building built bullet carry catalog cattalo cent Chicago coal COPYRIGHT COPYRIGHT-UNDERWOOD cost coupon CYCLOPEDIA David Starr Jordan device direct current dollars electric engine equipment experiments farm farmer feet fire five gasoline German give grenade guns horsepower hundred inches invention La Guayra land light loaded machine mechanism ment method miles motor operation Patent picture plant plate pounds practical Prize railroad railway river road saving Send ship speed steam steel Street tank TECHNICAL WORLD MAGAZINE telegraphy telephone tenant tests thousand tically tion tires tons train tube UNDERWOOD UNDERWOOD & UNDERWOOD United States Navy vacuum tube Washington wire wireless WORLD MAGAZINE Write York