Gas Onion '69 Dance Yellow PosterBlack and red silkscreen print on unique silkscreen fluorescent yellow art stock. Promoting the Gas Onion '69 show dance in Melbourne. Approximately 43cm x 28cm in size. This is an original, official, promotional only item, printed for the purposes of promoting the show. This poster is insanely rare, a true treasure in Australian rock history. Finding posters from this era at all, let alone in this condition, is near on impossible. Highly unlikely