Gilbert, Douglas R., “Spectators at WCFL Concert in Chicago,” Digital Collections, accessed March 16, 2025, https://digitalcollections.library.gvsu.edu/document/43501.
Black and white photograph of audience members at the WCFL Big 10 Summer Music Festival in Chicago, Illinois on July 18, 1970, by Douglas R. Gilbert. In the foreground audience members lounge and stand in small groups in the grass at Soldier field while the surrounding neighborhood is visible in the distance. Scanned from the negative.