Variations of Incomplete Open Cubes 01.04.2017 20:43 Sol LeWitt (9. September 1928 – 8. Apríl 2007) http://socks-studio.com/2016/06/15/irrational-thoughts-should-be-followed-absolutely-and-logically-sol-lewitts-variations-of-incomplete-open-cubes-1974/