1934
M.C. Escher, 1951
M.C. Escher, 1930
M.C. Escher, 1917
Schwartz, Seymour, Mr. and Mrs., 1933
M.C. Escher, 1950
Schwartz, Seymour, Mr. and Mrs., 1932
M.C. Escher, 1945
M.C. Escher, 1934
M.C. Escher, 1935
Schwartz, Seymour, Mr. and Mrs., 1958
M.C. Escher, 1960
