Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 101
was held in position by bolts, and waspierced by four thin iron tubes, of which only two (a and b) can be seen in thediagram. These tubes, which were closed at the bottom and open at the top,were partially filled with mercury, and each held a delicate thermometer. Twoof the thermometer bulbs were… … Fig. 2. — Regnaults Small Apparatus for Higher Pressures. to ascertain that the water had essentially the same temperature as the steamspace immediately above it. The wisdom of this precaution is abundantly evi-dent from the writings of subsequent authorities. See, for example, an articleby H. A.…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
