Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 385
ting post made up from oldboiler tubes is used around all the plants and substations of thePorto Rico Railway, Light & Power Company. This companyannually discards from its steam plant many 4-in. boiler tubes which,while no longer of value in a boiler, are useful for a variety of otherpurposes.… … Lighting Post Made From An Old Boiler Tube, and CastingAdapting It to a Standard Globe. Some of these posts were wired with underground cable, but in mostcases a small stone and concrete base was built around them to giveadded stability and the wires were carried on iron brackets, as shownin the…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer04inte-213-70.webp)
