Bob Marley died in 1981, but the interest he generated in the raggae, blues, and world beat music continued to grow. Around the world local bands sprang up and clubs began to feature the music to ever-increasing numbers of patrons. To advertise these events hundreds of posters were hung on telephone poles, vacant walls, and shop windows. Made on photocopiers and litho presses, by local artists, they have the edge that comes from needing to catch one's attention with a minimum of expense. The result is raw, "in-your-face" street art that captures the spirit of a generation. Victor Burleigh has...