Model making; including workshop practice, design and construction of models, a practical treatise for the amateur and professional mechanic .. (1919)
Yates, Raymond F. (Raymond Francis), 1895- ed · New York, The Norman W. Henley Pub. Co. · leaf 145
Fig. 99—Top view of the engine showing the steam chest uncovered for a perfect running engine and for the developmentof maximum power. Crankcase.—File the crankcase flat so that it makesa perfect joint with the cylinder casting. This job canalso be performed on a lap grinder with success. Holes … Fig. 100—Complete set of patterns for the twin-cylinder engine are drilled and tapped and then both members arescrewed together. The crankshaft bearings are bestdrilled by using the back center punch marks at eachend, drilling first one side and then the other. A No. 1drill should be used and then…
Machinery
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