Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 513
1 ^i ,1 i i. v-i . \ \ L 1 _Lx_ J Jc ^r-^- .,,, ,^^ ,,(^ … Fig. 403. tubes nearer the ends of the flue. The tubes may be alter-nately vertical and horizontal, or they may all diverge from thevertical. The flanges of the tubes serve to rivet them to theflue, one inside and the other outside (Fig. 402), and wherethe tubes brace the flue no stiffening-rings…
Mechanical engineering · Steam power plants
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