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 186
k^-^ … pOq Fig. 123—Details of the four-cylinder steam engine 184 Model Engineering The distributing tubes are bent by first filling themwith either lead, sand or resin—preferably lead for a realgood job—the filling being tapped or melted out afterbending. One end of each distributing tube is furled…
Machinery
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