[Poster]: Sister

$400 · Offered by Between the Covers

[No place: no publisher, circa 1973]. Unbound. Silkscreen poster. Measuring 13½" x 20". Captioned “Sister” with the raised fist of one of the people pictured forming an exclamation point. Printed in green on orange stock. Neither signed by the artist or providing any publication information. The name “Jennifer” is handwritten..... More

Found via Rare Books Intel, a search across rare-book dealers, auction houses and marketplaces worldwide.