Art of The Sixties (Kunst Der Sechziger Jahre) - Peter Ludwig, Andy Warhol, et al. [Wallraf-Richartz Museum, Koln, 4th edition, 1970]. Bilingual publication comprising 170 leaves each interleaved with glassine transparencies, and with tipped-in colour plates, featuring some of the greatest pop and modern artists of the period. Quarto, flexible plastic binding with metal rivets.