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 287
J Fig. 196—The keel of the submarine laid in place attempted. The only part to leave for the last is theactual ^^smoothing down process. Before taking the planks apart ready for sawing outthe interior of the hull, be sure to mark each plank withits number in such manner that the number cannot…
Machinery
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