Merrill, Robert H., 1881-1955, “Puye Cliffs,” Digital Collections, accessed December 6, 2025, https://digitalcollections.library.gvsu.edu/document/50339.
Black and white photograph of a group of people standing in front of a cliff face. A large wooden ladder is visible behind the group, and two men can be seen sitting on a boulder at the top of the ladder.