Oswald Mathias Ungers papers, 15-2-2035, Box: 1; Box: 2. Division of Rare and Manuscript Collections.
Oswald Mathias Ungers papers, 15-2-2035, Box: 1; Box: 2. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/resources/3146 Accessed November 27, 2024.
