Lithograph with title “Trappenhuis”, M.C. Escher (1898 - 1972). Artist proof for the associated calendar. Lithograph. Title: Trappenhuis, House of Stairs Unique size, extended version: 110 cm long and 36 cm wide. Condition: In mint condition Print date: 1976 Published by: G.W. Breughel / Reprinter, 1427 AP Amstelhoek, Holland Printed by: Holland with van Dooren BV Vlaardingen. Very rare. This is the Artist proof (E.A.) for the attached calendar from 1979. Has only been released as calendar and never as a loose print, therefore this lithograph is unique. Calendar House of Stairs: Unique calendar. Size: Length 124 cm, width 55 cm. Condition: reasonable. Some small damage to the edge, as can be seen on the photos. No damage to the image. Print date: 1979. Edition unknown. Calendar has never been used and will be sent in the original packaging. The work is not framed. Will be shipped registered, rolled up in a cylinder.