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https://robertlovespi.net/2016/01/22/91-rotating-non-convex-non-chiral-polyhedra-featuring-icosidodecahedral-symmetry/
87 Rotating Non-Convex, Non-Chiral Polyhedral Images Featuring Icosidodecahedral Symmetry, Plus Four Which Snuck In with Cuboctahedral Symmetry -- Can You Find All the Intruders?