Gilbert, Douglas R., “Spectators at WCFL Concert in Chicago,” Digital Collections, accessed April 19, 2025, https://digitalcollections.library.gvsu.edu/document/43493.
Black and white photograph of the audience at the WCFL Big 10 Summer Music Festival in Chicago, Illinois on July 18, 1970 by Douglas R. Gilbert. In the foreground a man in a white tank top and cut-off shorts stands with his hands on his hips while others sit and lie on blankets on the floor of Soldier Field. Scanned from the negative.