Naval architecture: a manual on laying-off iron, steel, and composite vessels (1898)
Watson, Thomas Henry · London; New York: Longmans, Green and co., [etc.] · leaf 217
Sftcioa … IRON AND STEEL MASTS. 95 circle from 1 for the position of 2, 3, 4, 5, 6, 7, 8 relative to 1, andlay them off in the expansion on D E, produced, from 1. Erectperpendiculars at the points to cut top line A Gr continued. Producepoints l1, 21, 31, 41, 51, 61, 71, and 81, parallel to DE until they…
Naval architecture -- Handbooks, manuals, etc · Naval architecture · Ships, Iron and steel
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