Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 12
and if further evidence were required, a mere … Tig. 4.—Eight-inch Pipe, which could be Made up only Three Threads. inspection of some of the threads that are to be found on pipes that are being madeready in these shops to go into important work, or that are taken out of such workin the cour&e of repairs, would furnish it abundantly enough…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
