Foto de Isabella Cabral, reproduzida no
livro
A gênese da pintura
(Edusp, 1992),
com textos e fotos de Isabella Cabral,
e textos de M. A. Amaral Rezende
He meets Polish visual artist and designer Leopold Haar, who introduces him to constructivism and to the artists Malevitch, Kandinsky, Prevsner and Moholy-Nagy.