An art historian, photographer, and art critic, Franz Roh deplored photographs that were derived from painting or pretended to be drawings or charcoal sketches. His writings brought him close to avant-garde artists, who inspired many of his photographs. In 1929 he co-published and co-edited a book, *Foto-Auge* (Photo-Eye), with graphic designer Jan Tschichold. Asserting that photographs were an ef
