The Helmke Library Catalog is the first place to look for books. You can use Purdue Borrow to access collections at other Pufdue campuses using the catalog as well. If you do not find what you need via our catalog, try FristSearch for a more expansive worldwide collection of books that you can order via Document Delivery.
The Federalist papers Alexander Hamilton, James Madison, John Jay
FYI, see also the versions from: Congress.gov and HathiTrust.
Thomas Jefferson [author]