Author & Contributor Index
- Ihrig, Ann Harris
- Ihrig, Elizabeth
- Ihrig, Harry Karl, Jr.
- Iiams, Vanessa A.
- Iida, Tadashi
- Iida, Taku
- Iida, Yoshifusa
- Iimura, Russell Makoto
- Ikach, Lynne Ellen
- Ikeda, Hiroshi
- Ikeda, Keiko
- Ikeda, Kosetsu
- Ikeda, Nagisa
- Ikeda, Richard Masayoshi
- Ikeda, Yuki
- Ikegwu, Kelechi Moise
- Ikenberry, David Lawrence
- Ikhsan, Mohamad
- Ikonomopoulos, Andreas
- Ikram, Imran
- Ilardo, Joseph Anthony
- Ilci, Ahmet
- Ilgen, Daniel Richard
- Ilg, George Martin Aloysius
- Ilhan, Aylin
- Ilhan, Behice E.
- Ilhan, Okan
- Ilica, Beliz
- Ilic, M.
- Ilic, S.M.
- Ilievski, Petar Hr.
- Ilinca, Ingrid L.
- Ilin, Yelena
- Ilio, Kenneth Yerro
- Iliopoulos, Ilias
- Iliou, Dimitrios
- Illc-Spong, M.
- Illerbrun, David William
- Illini Achievement Fund
- Illinois Agricultural Pesticides Conference. Spray School
- Illinois-American Water Company
- Illinois Archeological Survey
- Illinois Basin Consortium
- Illinois Biochar Group
- Illinois. Board of Higher Education
- Illinois. Board of Natural Resources and Conservation
- Illinois. Bureau of Location and Environment
- Illinois Business Consulting
- Illinois Center for Aquatic Ecology
- Illinois Clay Products Company. Joliet