All Stanford dissertations and theses are listed in SearchWorks.
To search for a Stanford dissertation, do a general search in SearchWorks, and then limit to Thesis under the format options on the left side of the screen.
Most Stanford dissertations written between 1989-2009 are available as PDFs from ProQuest. These can be accessed directly from Dissertations & Theses@Stanford, or from a link in the Searchworks record for individual dissertations. Dissertations written after 2009 are available digitally in SearchWorks.