Jennings Library has several databases for theses and dissertations. Check the following sources if you are looking for a thesis or dissertation!
If the dissertation you need is not available in any of these, use the book request form to make an ILL request. Be aware that there are sometimes limitations to dissertation borrowing.
This is the world's most comprehensive collection of dissertations and theses from around the world, offering millions of works from thousands of universities. Each year hundreds of thousands of works are added. The official digital dissertations archive for the Library of Congress and the database of record for graduate research.
A collection of freely available electronic theses and dissertations.
These are some other places to search for these and dissertations.