Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 169
carrying impurities is used, is filled solidly full, and oftenthe sediment covers the lower tube sheet to a greater or less depth, enclosing the tubes.These portions are exposed to the greatest heat, and being unprotected by water mustof necessity become over lieated and greatly weakened. Every…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
