Consists of material compiled by Baker relating to all facets of Hemingway's life. Included is genealogical information, copies of additional Hemingway correspondence, printed matter, memorabilia, a few photographs, and correspondence and notes of Baker about Hemingway. Also present is a miscellaneous file (1899-1939) of Xerox copies of letters, printed matter, and other ephemera of and about Hemingway compiled by an unidentified collector.

Series II, Documents: (1917-1969) The Documents principally concern Eddy's military promotions, citations and service records from both World Wars, medical records, geneological information, part of his will and property deeds, and a list of books in his personal library. They are arranged chronologically.

The Administration series documents the offices, deans, presidents, and primary administrative functions of the University. There are also several boxes of material on University finances.

Series 3: Student-generated publications are those documents composed by enrolled undergraduate or graduate students. Several 19th century student publications are present, including some of the earliest known student newspapers, such as The Balance (1802) which provides an account of a Nassau Hall fire, and The Chameleon, written by the Class of 1835. The series also includes special editions and joke issues of the Daily Princetonian, such as The Gaily Printsanything (circa 1920s). In addition, the years 1969 and 1996 saw particular literary flourishing, with the inception of several student-generated magazines consisting of a few issues before the magazines' discontinuation. In a few cases, the records of the creating organization are included with copies of the publications.