Original 1st printing 14 x 22" concert poster for Big Brother & the Holding Company (featuring Janis Joplin) appearing with Santana and Chicago (Transit Authority) at the Fillmore West in San Francisco, CA from 9/12-14/1968.
Art by Rick Griffin, image is # 136 in the Bill Graham/Fillmore series.
Medium flat index stock poster is in GORGEOUS mint/near mint to near mint (A/A- to A-) condition; an absolutely STUNNING example of example of Griffin's iconic "Heart and Torch" image with no real visible flaws.
Check out the photo* of the FW marquee! (*courtesy of CNN/Chicago)