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 155
en the sector till the distance between this point andthe corresponding division on the other leg is equal to 4 divisions:this will be the second term. Then 9 being the third term, thetransverse distance between the corresponding divisions at thispoint will give the fourth term, viz. 12. To find… … XI INSTRUMENTS FOR MEASURING ANGLES, ETC. 135 distance between the end divisions, 10 and 10, is equal to thegiven line; then the transverse distance between 5 and 5 willbisect the given line. To divide a given line AB into any member of equcd parts—for example, eight (Fig, 260). When the number of…
Geometrical drawing
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