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. Railroad record, and journal of commerce, banking, manufactures and statistics . 866 THE RAILROAD RECORD. the action of the spring will give the alarm tothe engineers bell, at q, and the boilers canbe supplied. A whistle has been used forgiving snch sig-nals, but in steamers the bell is generally prefered, though either may be used upon thisindicator, as it may take the place of thespring, at L, having the steam admitted by thesame rack. As water indicators these improvementshave thus far given unqualified satisfactionfrom all classes of engineers, but the additionof the steam gauge in its s
. Railroad record, and journal of commerce, banking, manufactures and statistics . 866 THE RAILROAD RECORD. the action of the spring will give the alarm tothe engineers bell, at q, and the boilers canbe supplied. A whistle has been used forgiving snch sig-nals, but in steamers the bell is generally prefered, though either may be used upon thisindicator, as it may take the place of thespring, at L, having the steam admitted by thesame rack. As water indicators these improvementshave thus far given unqualified satisfactionfrom all classes of engineers, but the additionof the steam gauge in its simplicity and effi-ciency to the same stem, C, constitutes anadditional improvement worthy of , hi Figs. 1 and 2, represents the dial of thesteam guage, and furnished with a rack andindex as in the water indicator. A chamber,I, Figs. 2 and 3, is attached to the chamber,h I. and the steam passes up the tubes, c, fromthe boiler, and into the chamber, t, where itpreses upon the end of a piston, .s, which restsin and upon a small tube of vulcanized rubberor gutta percha
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Keywords: ., bookcentury1800, bookdecade1850, bookidrailroadreco, bookyear1853