Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 26
said, this schedule was adopted in 1894, yet only about five valve and fitting manu-facturers had put it into force up to the year 1900, at which date the number of manu-facturers using it increased to twelve. Today, most of the manufacturers of valves andfittings are using the schedule given in… … Fig. THE 1. — IllustratingVertical Axis. 18 THE LOCOMOTIVE [February,
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
