
Polarnacht über ꙨX (Polar Night over ꙨX)
Created in 1973 by Otto Beckmann, Oskar Beckmann
signed and dated lower right in ink titled lower left in ink Elektronische Computergrafik (Computer Graphics) written lower left in ink Kunstcomputer (Art Computers), Pl/73 written lower left in ink artist’s copyright stamp in ink on the reverse of the paper