Constructive drawing. A text-book for home instruction, high schools, manual training schools, technical schools and universities (1904)
Hanstein, Herman. [from old catalog] · Chicago, New York [etc.] Keuffel & Esser co. · leaf 60
iiT l|k^. — / Jffansteins Co7\f>tructive Drawing, 313.—Fig. 1.—Problem.—To consfract a tangent to an ellipsewhen the point of eontact is given. Solution.—liet A C B D be the ellipse and Q the point of con-tact. Describe from G as center, with.radius G F, the arc F N,and draw and produce line F…
Mechanical drawing
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