This classic Mouse, Kelley, and Griffin poster was for a Haight Ashbury Legal Organization (HALO) benefit that was held at Winterland in 1967. This poster is a fixture in almost every Psychedelic Rock Poster collection. Yet another relative steal in collectibles! Three of the top poster artists of all time, collaborating on a poster for the top bands of the day, for an event with huge historical importance.

--CRITICAL DETAILS--
--TITLE: Aor 2.206
--GRADE: 8.5
--PERFORMERS: Grateful Dead, Big Brother, Jefferson Airplane, more
--VENUE: Winterland
--CITY: San Francisco
--DATE: 05/30/66
--PRINTING: OP-1; Poster
--CGC SERIAL: 3810037006