MSN/MN 9206, Robert C. Morgan Collection on Conceptual Art, Department of Rare Books and Special Collections, Hesburgh Libraries of Notre Dame.
MSN/MN 9206, Robert C. Morgan Collection on Conceptual Art, Department of Rare Books and Special Collections, Hesburgh Libraries of Notre Dame. https://archivesspace.library.nd.edu/repositories/3/resources/1566 Accessed June 18, 2021.
