A source book of problems for geometry, based upon industrial design and architectural ornament (1912)
Sykes, Mabel, 1868-, Slaught, H. E. (Herbert Ellsworth), 1861-1937, Lennes, N. J. (Nels Johann), 1874- · Boston, Allyn and Bacon · leaf 299
inthe arches AEM and NFB are of the type shown in Fig. 235. 5. Make a diagram for the window in the church referred to inEx. 4, note. 6. Show how to construct the small arch erected on the span MN,if the arcs that form it are tangent to the arcs EM and FN at M andN respectively, and if its apex…
Geometry · Decoration and ornament
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