Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 51
gree of which is measured bv thethermometer de. This action i- almost instantaneous, and the thermom-eter begins to fall in two seconds after the ether has been dropped. A depression of 30 to 40 degreesily produced, and the ether i- sometimes observed to boil, and tin- thermi meter to be… … ICE. 48 surface of the ether. The degree at which this takes place most be carefully noted. In very dawindy weather the ether should be very slowly dropped upon the ball, otherwise il •thermometer will be so rapid as to render it extremely difficult to be certain of the degree. In dry:• r, on the…
Mechanical engineering
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