IBM building, Honolulu. By Vladimir Ossipoff, 1962
Homage to John Cage by Bengt Emil Johnson (1962)
Paintings by the early op artist Richard Anuskiwicz 1962, 1977, 2013.
Density by K.O Götz, 1962. Although technically more similar to pixel graphics, this computer animation looks rather textmode to all the whales in the house.