By 1942, Lewitt-Him were illustrating a lot of children’s books (including some by Le Witt’s wife, Alina, who has—surprise, surprise—seemingly been erased from history) in addition to their graphic design work. Lewitt-Him were some of the earliest British illustrators to incorporate modernist touches like abstraction, Cubism, and snippets of surrealism into picture-book art for children.

    Marjorie Ingall
    „A Polish Children’s Classic Comes Back Into Print—With Enduring Style”