But quick generation of steam, and high pressures, necessitated a new type.
For that reason engines of this type should be run at high pressures.
High pressures of air or oxygen do not increase the intensity of luminescence (Dubois and Regnard, 1884).
The boilers are of the Scotch pattern that is usually employed for high pressures, as 160 or more lbs.
At these high pressures ...