1. “Culinary Institute of America Digital Collections, CIA 30–48, 1–1077 (CIA).” http://ciadigitalcollections.culinary.edu/digital/collection/p16940coll1
2. New York Public Library. “What’s on the Menu?” (NYPL). http://menus.nypl.org
3. W.E.B. Du Bois Papers, MS 312 (DBP). Special Collections and University Archives. University of Massachusetts Amherst Libraries. https://credo.library.umass.edu/view/collection/mums312
4. The Omnivorous Mind