. Model engine construction, with practical instructions to artificers and amateurs. *7hintTWJl> Cross SectiojvofcLjpair of points sCocfc rails . Railway.—Sheet No 17. P n n. flan, of a. Railway crossingA Guard-rails, Br^Wingrails. Contractors rails Sc points. W^_ Railway gauge-, <-made-of sheet brass)Used wlieusetting out a railway to gauge ihehncA. Surface that rests on-top of .Riece ihatpassesdown-betweenih& ends of this rub outhe inside oftheraxlsw/ien f/iese- arcproperly gauged.

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectmachinery, bookyear18