Shipbuilding in iron and steel / a practical treatise . . Fig. 27. ELEVATION PLAN. Fig, 28. in the construction of a first-class ship, with a side-bar keel, acentral through-plate, and two flat keelson-plates on the floors con-nected by upstanding angle-irons, and their correspondence withthe requirements of Lloyds Rules for the shift of butts Avith suchkeels, already quoted. 30 Keels^ Keelsons^ Chap. II.

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Keywords: ., bookcentury1800, bookdecade1860, bookpublisherlondo, bookyear1869