Practical plane and solid geometry for advanced students, including graphic statics, adapted to the requirements of the South Kensington syllabus (1899)
Harrison, Joseph, Baxandall, George Albert · London Macmillan · leaf 258
given the plan and elevationof a point A, and one trace of a plane which contains A,to find the other trace. Let a, a, and th be given, Fig. (a). Draw be through a ; project b; through c draw the pro-jector to intersect ba produced in c. Then tc is the re-quired vertical trace. If the given trace… … y (a) {b) h 210 and 211