https://padlet.com/bianca_lentini/artanddesignteachersummerschool Share your ideas here... en-us 2019-01-09 00:49:35 UTC 2024-07-15 15:36:54 UTC hello@padlet.com bianca_lentini https://padlet.com/bianca_lentini/artanddesignteachersummerschool/wish/318615705 M.C. Escher 
Convex and concave
March 1955
lithograph
Escher Collection
Gemeentemuseum Den Haag
The Hague, the Netherlands
© The M.C. Escher Company, the Netherlands. All rights reserved. ]]> 2019-01-09 00:59:46 UTC https://padlet.com/bianca_lentini/artanddesignteachersummerschool/wish/318615705