You can get to books from Digital Library of Illinois through the "View Online" link in the library catalog.
You may also search and check out ebooks and audio books directly from Digital Library of Illinois on the OverDrive platform.
To login and access digital content from the Digital LIbrary if Illinois website, You will need to select "Eastern Illinois University" from the list of participating libraries and enter your 14 digit library number (located on your panthercard). Books can be downloaded onto a variety of e-readers or read directly on the screen. Only one person at a time may read an E-Book, but there are often several copies of each E-Book available.
See more detailed instructions here.