Admission is always free Directions

Open today: 10:00 to 5:00

Inscription

upper left in black ball-point pen: IV- '68 / (color notes in Escher's hand)

Bibliography
1981
Bool, F.H. et al. M.C. Escher: His Life and Complete Graphic Work. Amsterdam: Meulenhoff, 1981; English-language edition, New York: Harry N. Abrams, 1982.