J12/7/5. Environmental Studies Program Sangamon River Basin Project Records, 1980-1982, J-12-07/05, Box: 1. UIS Archives/Special Collections.
J12/7/5. Environmental Studies Program Sangamon River Basin Project Records, 1980-1982, J-12-07/05, Box: 1. UIS Archives/Special Collections. https://uis.libraryhost.com/repositories/2/resources/1643 Accessed December 23, 2024.