Collins, A. Frederick (Archie Frederick), 1869- · Boston, Small, Maynard and company · leaf 72
a pattern asshown at C in Fig. 28. Draw the pattern outfull size on a sheet of paper and paste it on thetin or sheet iron. Drill a dozen %-inch holes A Simple Piston Steam TLngine 57 near the top on the sides and a dozen or moreholes of the same size near the bottom in themiddle so that the flame… … OQgpO filR HOLESSCREW HOLES
Steam-engines
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