Cordon Art B.V. is the worldwide, exclusive representative of the M.C. Escher Copyrights. In this capacity Cordon Art oversees the use of works by M.C. Escher, either commercially or in publications. Cordon Art also holds all copyrights to M.C. Escher's spoken and written words and is owner of the Registered Trademark M.C. Escher ...
Zvi Har'El's M.C.Escher Collection To simplify identification, each picture is followed by a catalog number. Sources: See also: All M.C. Escher works copyright Cordon Art B.V., P.O. Box 101, 3740 AC Baarn, The Netherlands 34 39 42 43 54 90 90 108 116 117 117 194 195 196 267 270 270 272 273 306 306 327 327 328 336 338 338 342 343 348 348 355 355 356 357 359 365 365 366 367 373 375 379 379 388 ...
www.math.technion.ac.il/~rl/M.C.Escher
Includes a detailed Biography, Illusions, Tesselations, and Drawings by M.C. Escher ...
gonzo2236.tripod.com/escher.html
All about Escher prints, tessellations, paintings, drawings, and the artist's biography.