Delmar Gerle Roos papers, 4418, Box: 1; Box: 2. Division of Rare and Manuscript Collections.
Delmar Gerle Roos papers, 4418, Box: 1; Box: 2. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/resources/3974 Accessed May 09, 2025.
