A sketch of the origin and progress of steam navigation from authentic documents (1848)
Woodcroft, Bennet, 1803-1879 · London : Taylor, Walton, and Maberly · leaf 160
a diagonal from the angle I tothe opposite angle L, which line willform an angle with the line I, J offorty-five degrees; then divide the sideI, K of the square into four equalparts, as at 1, 2,3, 4, and through thepoint 1, of these divisions, draw theline c, d parallel to the line I, J.From the… … 112 STEAM NAVIGATION. 1832. which the segment of a circle,/, g, must be drawn from the angle Ito the angle L of the square I, J, K, L. If then the paper or othermedium upon which this segment of a circle,/, g, is drawn, be trans-ferred to or rolled on a cylinder, the radius of which is equal to…
Steam-navigation · Steamboats · Patents
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