JANIS JOPLIN (BIG BROTHER & HOLDING CO.) VINTAGE 1967 CONCERT POSTER,. Size

(20 ln long by 14 in wide) very nice condition these rare rock concert posters from the 60,s are very rare and hard to find,lots of them were in store windows,and around poles,and lots of them got destroy, so they are very rare. (NOT A COPY) OR REPRO