Worldcat is a union catalog of holdings from libraries throughout the world. Many of these, especially from U.S. libraries, can be requested via  Borrow Direct/Interlibrary Loan. Please note: If any item isn't available via BorrowDirect, it will automatically be routed through Interlibrary Loan.

Searching the Worldcat Firstsearch interface

You can search for specific sources by title, or you can search Worldcat by keyword or subject heading.

Search tip: It may help to take the subject heading strings from the Cornell Library catalog. You can then break them up into individual subject phrases in Worldcat.

Example: Subject heading and subheadings string from a record in the Cornell Library catalog: Offshore oil industry > Political aspects > Southeast Asia.

In Worldcat, you would enter each section of the subject heading string on a different line and use the pull-down menu to select "Subject Phrase."

Offshore oil industry [Subject Phrase]

[and] Political aspects [Subject Phrase]

[and] Southeast Asia [Subject Phrase]