[San Francisco]: Galeria de la Raza / Fireworks Graphics, 1988. First Edition. Attractive poster for an exhibition of painting, poetry, drawing, sculpture, photography, and video at the Galeria de la Raza in San Francisco, held between January 26 - February 27, 1988. Signed "Brooke / Fireworks" in plate, along lower right margin; Fireworks Graphics was the propaganda arm of the Prairie Fire Organizing Committee, a radical New Left organization with roots in the Weather Underground of the 1970s. OCLC notes a single holding at Michigan State, though we note another held by OMCA, and some smaller associated emphemera elsewhere. Original illustrated poster, silkscreened in three colors on white stock, measuring 48cm x 63.5cm (19" x 25"). Mild signs of handling along right margin, else Near Fine / A (unbacked).