S
WAfrica and South America tessellation
WA Bird in FlightA
WBoat (drawing)
WCircle Limit IIIB
WContinuum (sculpture)
WCrucifixion (Corpus Hypercubus)C
WFractal Africa
WGarden of Cosmic SpeculationD
WHuman Face (mathematical artwork)
WOctacube (sculpture)E
WRelativity (M. C. Escher)
WReptiles (M. C. Escher)F
WThe Swallow's Tail
WWaterfall (M. C. Escher)