Nicolaas Godfried Maria Luykx papers, 4498, Box: 1; Box: 2. Division of Rare and Manuscript Collections.
Nicolaas Godfried Maria Luykx papers, 4498, Box: 1; Box: 2. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/resources/4750 Accessed February 18, 2025.
