books.google.ca - From the reviews of the hardcover edition: ... This conference [... to celebrate the centennial of the birth of Escher] resulted in an immensely interesting collection of articles ... Although Escher himself is no longer among us, M.C.Escher's Legacy, like a garden of continually blooming flowers, allows...http://books.google.ca/books/about/M_C_Escher_s_Legacy.html?id=uDZn6rDpwbQC&utm_source=gb-gplus-shareM.C. Escher's Legacy
