Merrill, Robert H., 1881-1955, “Imp at Port Sheldon looking east,” Digital Collections, accessed December 5, 2025, https://digitalcollections.library.gvsu.edu/document/49135.
Black and white photograph of the boat "Imp" on the water at Port Sheldon, Michigan. Six people, including one man, four women, and one baby, are riding in the boat. A cloth awning is draped over the passengers, and an American flag is mounted on the back of the boat.