The Subject Files Additions Series consists of subject files which were transferred to the University Archives after the initial processing of this collection. These files are similar to the files found in Series 1 in their content, and cover a wide variety of topics such as individual alumni and campus events. Some photographs can also be found in these files.

The Faculty and Staff Biographical Files series contains files maintained by the Office of Communications on individual faculty or staff of Princeton University. These files typically contain press releases, clipped news articles, and other documents pertaining to faculty or staff. Some photographs can also be found in this series.