Collins, A. Frederick (Archie Frederick), 1869- · Boston, Small, Maynard and company · leaf 108
cethe water around it, as the burning gases passthrough it to the smoke stack. It takes a steam pressure of about 8 or 10pounds to run the %4 h.p. engine, and a boiler6 inches in diameter and not less than 8 incheshigh must be used, for, if it is any smaller, itwill not make steam fast enough.… … WATERTUBE Fig. 38. Cross-section View of the Copper Boiler 93 94 The Boys Book of Engine-Building Fig. 38, and the top view, Fig. 39, and threadthem. Cut off two pieces of %e inch pipe 2V2 or 3inches long and thread both ends of them.Screw a nut on each end of each pipe, smear the smoke BOX…
Steam-engines
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