Northern Illinois University 7 University of Illinois at Chicago 7 University of Illinois at Urbana-Champaign 7 Principia College 5 Southern Illinois University Carbondale 5 Aurora University 4 Elmhurst College 4 Greenville College 4 Illinois Wesleyan University 4 National-Louis University 4 Wheaton College 4 Governors State University 3 Lincoln College 3 Illinois State University 2 JKM Library Trust 2 The Newberry Library 2 Trinity International University 2 Benedictine University 1 Concordia University Chicago 1 DePaul University 1 Eastern Illinois University 1 Illinois College 1 Illinois Math & Science Academy 1 Illinois Valley Community College 1 Knox College 1 Lincoln Land Community College 1 Northeastern Illinois University 1 University of Illinois at Springfield 1 Western Illinois University 1