LUDWIG, Peter; WARHOL, Andy et al
Art of the Sixties. Kunst der sechziger Jahre.
Köln : Wallraf-Richartz Museum, 1970. 4th revised edition. Quarto, flexible plastic binding with metal rivets, preliminary leaves, 170 leaves each interleaved with glassine transparencies and with tipped-in colour plates (a couple of creases) of some of the greatest pop and modern artists of the period. Includes Albers, Arman, Beuys, Fine, Dubuffet, Fontana, Flavin, Hamilton, Indiana, Johns, Judd, Kelly, Klein, Lichtenstein, Noland, Oldenberg, Serra, Stella, Tapies, Tuttle, Twombly, Warhol, Vasarely etc.