Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 49
which is measured by thethermometer de. Tliis action is almost instantaneous, and the thermom-eter begins to fall in two seconds after the ether has been dropped. A depression of SO to 40 degreesis easily produced, and the ether is sometimes observed to boil, and the thermc meter to be drivenbelow… … ICE. 45 surface of the etlier. Tlie degree at wliich tliis takes place must be carefully noted. In very damp oiwindy weather the ether should be very slowly dropped upon tlie ball, otherwise the descent of thethermometer will be so rapid as to render it extremely difficult to be certain of the…
Mechanical engineering · Mechanics · Engineering
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