Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 105
thesethe rough and unnecessaryhammer is often used innever tell what the effectheavy hammer may be.fracture which, from theis subjected in use, maydefect. A machine some-fciicumstances that seem:to impossible to account for it. experiments by witnessingmanner in which the heavyboiler work. One… … Fig. 4. Ibeeu careless and reckless with his hammer, or in handling the parts of the machine, heimay have done just the thing that located a weakness which eventually resulted in. accident. It is true that boiler-making is rough work, and the construction of such heavy;machinery involves rough…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
