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Books Books 1 - 3 of 3 on In those days we used the old chemical meters, and these gave us a lot of trouble,....
" In those days we used the old chemical meters, and these gave us a lot of trouble, for, as they contained two jars of a liquid solution, there was always a danger of freezing in the cold weather. So I set to work to negative this difficulty and succeeded,... "
The Story of Thomas A. Edison - Page 108
by Inez Nellie Canfield McFee - 1922 - 182 pages
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Science and Industry, Volume 6

Mechanical engineering - 1901
...time. So I went to work and put an incandescent lamp in each meter case, with a thermostat strip that would make a contact through the lamp when the temperature fell to 40 degrees. Well, you ought to have seen the trouble that that simple thing got us into. There came...
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Thomas Alva Edison: Sixty Years of an Inventor's Life

Francis Arthur Jones - Incandescent lamps - 1907 - 375 pages
...twenty-four hours a day for 365 days before it was stopped. "In those days we used the old chemical meters, and these gave us a lot of trouble, for, as they contained...contact through the lamp when the temperature fell to 40 degrees. That idea, simple as it was, caused us a whole lot of trouble. The weather became cold,...
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Stories of Achievement, Volume 5

Asa Don Dickinson - Biography - 1916
...twenty-four hours a day for 365 days before it was stopped. In those days we used the old chemical meters, and these gave us a lot of trouble, for, as they contained...contact through the lamp when the temperature fell to 40 degrees. That idea, simple as it was, caused us a whole lot of trouble. The weather became cold,...
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