Science and art drawing : complete geometrical course ; consisting of plane and solid geometry, orthographic and isometric projection, projection of shadow's the principles of map projection, graphic arithmetic and graphic statics (1895)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan · leaf 451
h, working from the level of I).Through h draw the line no perpendicular to ah, and hlc perpen-dicular to ah, and set off on these lines from h—h, n, h, and o—equal to the given radius (3). Draw lines from h and h perpen-dicular to ah till they meet it in the points I and m. Then no isthe major,… … Fig, 229. Determine a tangent plane to the cylinder, containing thevertex of the cone, as follows :— Find the elevation d of the vertex cl. Draw cle perpendicularto the axis ah. Assume on to be a new ground line. Withh as centre, and radius ho, draw a semicircle. Draw a projectorfrom d till it…
Geometrical drawing
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