Thin Red Line were a rock band from Cranbrook, British Columbia formed in 1966. They relocated to Seattle in 1972. Illustration by Bob Masse classic art designer of 60s rock concert poster. As one of the pioneers of the psychedelic art movement, he has worked with everyone from Jimi Hendrix, Led Zeppelin, Bob Dylan, The Doors, and Janis Joplin. Measures 16" x 23"