"We have associated the thirty-one zone star throughout with the icosahedron and... dodecahedron. It also fits perfectly with the three smaller regular polyhedra. The , the and the fit inside the icosahedron and... dodecahedron. Their vertices touch a vertex, an edge midpoint or a face midpoint of the larger figure. This regular match... positions the smaller figure so that regular patterns on the large figure project inwards as regular patterns on the small figure. In each case either five or ten small figures fit at once within the larger..."
January 1, 1970