Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 379
ms were welded, the break did not occur in theweld but in the solid shell plate very close to the head seam. IOO THE LOCOMOTIVE October, A New Use for the Electric Eye TO THE plant engineer of the Godchaux Sugar Refinery, Reserve,La., goes credit for the ingenious pressure-control apparatus… … VALVES OPERATED 9YELECTRIC RE-LAY quite opposite the first one. The regular gauge hand is replaced by along hand with metal flags large enough to cover the holes. As steam pressure increases, the right hand flag moves down infront of the hole, thus interrupting the beam of light to the…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
