1931
M.C. Escher, 1956
M.C. Escher, 1953
M.C. Escher, 1965
M.C. Escher, 1957
M.C. Escher, 1967
Schwartz, Seymour, Mr. and Mrs., 1938
Schwartz, Seymour, Mr. and Mrs., 1932
M.C. Escher, 1898
M.C. Escher, 1920
M.C. Escher, 1931
Schwartz, Seymour, Mr. and Mrs., 1934
