Collins, A. Frederick (Archie Frederick), 1869- · Boston, Small, Maynard and company · leaf 177
made of a strip of brass or, better, they can becast in brass. Whichever kind you use the endsmust be set at an angle of 90 degrees to the crossbar to form bearings for the wheel axles. Drill a %-inch fcole through the end of eachbar and two %2-inch holes, % inch from themiddle of each bar. Screw… … j/»- e3/6 CROSSB/JZ i * 5.1 ^ To O FRONTFM/fME
Steam-engines
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