Google Books - Discover thousands of book titles here and see if we own them (note: Google Books does not let you read entire books)
Texshare - Check out a book from almost anywhere in Texas with one of these cards. Click for information.
Worldcat Searches thousands of libraries - built-in interlibrary loan request button allows you to get material we don't own.
Library Hack: Click on the book title to see subject headings (if you're having trouble with keywords)
You can use either the Periodical List or the Library Catalog to look up a specific journal, book, or other title. For example, do a search in the catalog for any of the suggested journal titles Professor Redwine said use could use to find your articles. Each catalog record will give you a link to the online access if available and/or the print location in the library.
Example catalog record:
VS
Example of journal access in periodical list: