Outlined in ink and filled with a deep crimson oil paint, the words “PAST STUFF” have been hand-painted on the front cover of the third volume of Ed Ruscha’s Catalogue Raisonné of the Paintings by Ruscha. Underscoring this work’s unique quality, traces of the brushstroke are visible in the paint, and the hand-painted letters have wavering borders. A red censor-like block has also been painted over Ruscha’s name on the text’s spine. The goal of the Pen American Center is simple and to be supported at all cost: To defend freedom of expression and to celebrate the literature that such freedom...