1975 Dave Mason concert ticket stub DeKalb Northern Illinois University russ, January 4, 2019 1975 Dave Mason concert ticket stub DeKalb Northern Illinois University
1980 Utopia Northern Illinois University ticket stub russ, October 6, 2016 1980 Utopia Northern Illinois University ticket stub
1977 NCAAMB UWGB at Northern Illinois ticket stub russ, January 2, 2016 1977 NCAAMB UWGB at Northern Illinois ticket stub