Check the listing for details. NM CGC Graded 9.4 AOR 2.158 Big Brother Janis Joplin 1967 California Hall Poster. Listed at 292.00 USD. Scarce Near MINT & CGC graded 9.4 Original 1967 First Printing AOR 2.158 Janis Joplin/Big Brother , Quicksilver Messenger Service and Country Joe & the Fish California Hall wildly psychedelic poster. Art is by the legendary Michael Wood. Size is 13.75" x 19.5 ". Gorgeous psychedelic 54 y.o. beauty! I'm a 15 year Ebay member with over 1825, and 100% Positive Feedbacks! I'm ranked as top rated in sales because I provide the highest quality honest service! I am a rock poster lover, collector, aficionado, and purveyor, I am not a poster grader. See pictures as they are accurate, part of description, and best description.Pics supersede verbiage. No Returns. Shipping is to lower 48 states, Canada, and Europe only, and includes full insurance. Feel free to ask questions! For those in the NY/NJ/Connecticut area I am offering free local pickup 39 miles from NYC. Go Gators!