It might be useful to also look for ebooks if you are not on campus or would prefer to only find books online. This is the easiest way to filter your search to ebooks only.
For example: slave narratives
Selected Books on Immunology
Note: to see other items relating to immunology, in OSCAR (catalog), choose Subject from dropdown menu and enter your term: immunology, autoimmune diseases, etc. Advanced Search offers more options. Or, click on Subject links in a title records. To view results by date published, choose Sort > Date (newest first) from dropdown menu.