Bonnie MacLean, whose colorful posters for rock shows in San Francisco in the 1960s and early ’70s helped define the psychedelic scene and have since become collector’s items, died on Feb. 4 in Newtown, Pa. She was 80.

She was one of the main creators of psychedelic posters in San Francisco in the 1960s and ’70s, most of them promoting concerts at the Fillmore Auditorium. The posters she made for concerts at the Fillmore in San Francisco helped define the 1960s.

Read the full article at nytimes.com