Box 6

Obalk, Hector. "The unfindable readymade." Transcript of lecture presented at CAA, Boston. Includes correspondence from Obalk to Michael Taylor, Curator of 20th Century Art at the Philadelphia Museum of Art.

Obalk, Hector. "The unfindable readymade." Transcript of lecture presented at CAA, Boston. Includes correspondence from Jacqueline Matisse Monnier to Anne d'Harnoncourt, George D. Widener Director of the Philadelphia Museum of Art.

Obst, Joachim. "Monsieur Avantgarde: Marcel Duchamp entkleidet die Kunst." Film script. Includes correspondence from Obst to Anne d'Harnoncourt, George D. Widener Director of the Philadelphia Museum of Art.

Correspondence from Anne d'Harnoncourt, George D. Widener Director of the Philadelphia Museum of Art, to Joachim Obst.

Pohlad, Mark B. "Marcel Duchamp and the Art of History." Dissertation proposal for University of Delaware, typescript. Includes correspondence from Pohlad to Anne d'Harnoncourt, George D. Widener Director of the Philadelphia Museum of Art.

Correspondence from Anne d'Harnoncourt, George D. Widener Director of the Philadelphia Museum of Art, to Mark B. Pohlad.

Rose Fried Gallery (New York). File on Marcel Duchamp, photocopied from Archives of American Art.

Russell, John. "An Alternative Art." Typescript corrected. Chapter from an unidentified book.

Sanoillet, Michel. "Rrose & Cie" [copy].

Sawelson-Gorse, Naomi. "An Environmental Art Museum: The Arensbergs and Modern Architects." Lecture, Society of Architectural Historians.