1920
M.C. Escher, 1922
M.C. Escher, 1918
M.C. Escher, 1959
M.C. Escher, 1932
M.C. Escher, 1954
M.C. Escher, 1931
M.C. Escher, 1958
M.C. Escher, 1955
M.C. Escher, 1930
Rock J. Walker, 1922
Rock J. Walker, 1967
![a) Nude Woman [recto]; b) Nude [verso]](https://api.nga.gov/iiif/f2cf9a99-717e-4bc5-8d2d-42d7c06764ff/full/843,/0/default.jpg)
