Robert Rauschenberg, Amsterdam (Netherlands). Stedelijk Museum, Kölnischer Kunstverein, Musée d'art moderne de la ville de Paris (1968). “Robert Rauschenberg”
"The Life of St. Teresa of Jesus, of The Order of Our Lady of Carmel" by Teresa of Avila, translated by David Lewis, (Ch. XXV. "Divine Locutions. Discussions on That Subject"), 1904.
Will Rogers, Bryan B. Sterling, Frances N. Sterling (1993). “Will Rogers' World: America's Foremost Political Humorist Comments on the Twenties and Thirties--and Eighties and Nineties”, p.80, Rowman & Littlefield