Keywords: Hemi-icosahedron.svg The eleven hemi-icosahedra Own 2007-04-01 User Stannered Release to PD Coloured version Created with Inkscape Tilings-db-temp Hemi-icosahedron References Diagram generated from one found in H S M Coxeter A Symmetrical Arrangement of Eleven Hemi-Icosahedra Annals of Discrete Mathematics 20 1984 pp 103-114 |