Art of M.C. Escher

I. Works which illustrate Limits         Circle Limit IV (Devils and Angels)         Square Limit (in color)         Square Limit (in black and white)         Circle Limit         Path of Life         Smaller and Smaller II. Works which illustrate Tessellations         Study of Regular Division of the Plane With Angels and Devils         Sun and Moon         Fish         Fish in a Circle         Fish and Birds         Birds and Fish         Devils and Fish         System I (Winged Horses)         Horsemen (Mobius Strip)         Knights on Horseback         System VI (Lizards)         Path of Life         Study of Regular Division of the Plane With Reptiles         Reptiles         Smaller and Smaller III. Works which illustrate the Mobius Strip         Mobius Strip I         Mobius Strip II (Ants)         Horsemen (Mobius Strip) IV. Works which illustrate Recursion         Ascending and Descending         Waterfall         Drawing Hands         Mobius Strip II (Ants) V. Works which illustrate Devils and Angels (in 3 different formats)         Circle Limit IV (Devils and Angels in Hyperbolic Geometry)         Devils and Angels (in Plane Euclidean Geometry)         Devils and Angels (woodcarving in 3-dimensions) VI. Comics about M.C.Escher         Ascending and Descending         Drawing Hands         Logic equivalent to Escher print

Link: M.C. Escher offical website