
Quote in Dubuffet's letter to American art-promoter Gould, dated 4 August 1946; as cited in Physiognomic Illegibility, by Kent Mitchell Minturn - JEAN DUBUFFET'S POSTWAR PORTRAITS https://www.nyu.edu/gsas/dept/fineart/people/faculty/minturnPDFs/Minturn%20Final%20(low%20res).pdf
1940's