Two versions of the cover layout for the Penguin Plays series.

Left: Cover design by Denise York, 1966. Right: Cover design by Henning Boehlke, not sure when, but this printing is from 1975.

60s design, sixties graphics, 70s book cover, seventies penguin, denise york, Henning Boehlke, classic penguin, penguin plays, design system, editorial design