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 162
illed, and the center brought upto permit the facing off of the cylinder head portion todimensions given in the drawing. AVhen this is finished and a scribe circle struck withthe sharp tool on the face of the cylinder head portion toserve as a guide in locating the holes for the screws,… … Fig. 109—The cylinder block and standards of the twin-cylindermarine engine 160 Model Engineering be taken here to see that the drill does not bite and tothis end it should be properly ground. If brass is used,the lip of the drill should be taken off by all means; withcast iron it is not so…
Machinery
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