Tractatus Logico Catalogicus - Art Or the Art of Selling , by marcel broodthaers , 1972 , Conceptual Art style , Text
A black and white image of three pages of a book.
Three black pages are lined up in a row. Each page has white writing on it. The first page has the words "Tractatus Logico-Catalogus" at the top. The second and third pages have the same words written on them.