Collins, A. Frederick (Archie Frederick), 1869- · Boston, Small, Maynard and company · leaf 79
drills; (h) an alcohol lamp; (i) a jewellers sol-dering copper; (j) a pair of flat-nose side cuttingpliers; (k) a couple of screw drivers; (1) somefiles; (m) a set of taps and dies; (n) a carborun- 64 The Boys Book of Engine-Building dum oil stone; (o) an oil can filled with sewingmachine oil, and… … Fig. 30. T-Square and 30 Degree Triangle on Drawing Board have a set of drawings that you can work frommuch better than those shown in the book. I have made the drawings of the parts in whatis called isometric perspective so that you canclearly see the design, construction and dimen-sions at a…
Steam-engines
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