Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 10
Fig. i.-—Old Form of Chaser, for Iron Pipe. … Figs. 2 and 3. — New Form of Chaser, for Steel Pipe. paper below, as we conceive them to be of deep interest to all steam engineers.We regret that we cannot reproduce the paper in full. In certain districts much has been heard from plumbers and steam-fitters onthe difficulty of threading steel…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
