San Francisco: The Committee for the 27, . Flyer protesting the draconian sentences meted out in early 1969 to the so-called "Presidio Mutineers" – 27 military prisoners at the Presidio stockade who had staged a peaceful "sit-in" to protest overcrowding and the murder, by prison guards, of one of their fellow inmates. Recto reproduces two photographs of the protest; verso lays out the details of the case and calls on readers to organize protests and letter-writing campaigns in their communities. Broadsheet, 28cm x 22cm (11" x 8-1/2"). Printed offset on both sides of sheet; recto primarily graphic with text on verso. Mild edgewear and creasing; tack holes and tiny loss at bottom right corner (not affecting image or text); Very Good or better.