Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 294
e pipe line was being cleaned by a scraper whichwas pushed through the pipe by compressed air. Undoubtedly there 1940 THE LOCOMOTIVE 19 was a gas or vapor in the line which became mixed with a sufficientamount of air to form a combustible mixture and this mixture may havebeen ignited from a spark…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
