The Making of America, Volume 7Robert Marion La Follette De Bower, Chapline & Company, 1907 - Inventors |
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Page 158
... incandescent light system on arc circuits . Such lights have never been wholly satisfactory even for street lighting , and the danger of high potential wires kept them for the most part out of buildings . The greatest impetus that the ...
... incandescent light system on arc circuits . Such lights have never been wholly satisfactory even for street lighting , and the danger of high potential wires kept them for the most part out of buildings . The greatest impetus that the ...
Page 159
... incandescent burner , had not yet come to active service , else electric lighting would have had a far harder struggle for existence than it actually found . And when the incandescent burner actually did come into competi- tion with ...
... incandescent burner , had not yet come to active service , else electric lighting would have had a far harder struggle for existence than it actually found . And when the incandescent burner actually did come into competi- tion with ...
Page 161
... incandescent lamps of about double the usual voltage . The difficulties of construc- tion of such lamps , their relatively low efficiency and the use with which an alternating distribution at the usual voltages is effected constitute ...
... incandescent lamps of about double the usual voltage . The difficulties of construc- tion of such lamps , their relatively low efficiency and the use with which an alternating distribution at the usual voltages is effected constitute ...
Contents
Fifty Years of American Science | 1 |
The Debt of the World to Pure Science | 24 |
Scientific Work of the Government | 40 |
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