The majority of the collection is made up of miscellaneous subject files, which follow Dr. Rosen's detailed research, colleagues, and projects. In addition to the subject files, four series of special subject files, denoting those of particular importance, have been created for subjects containing multiple files.

The collection also contains files on the publications of Dr. Rosen, in addition to a number of books either written or contributed to by Rosen. The Presentations and Audio-Visual Materials series archive the many lectures given by Dr. Rosen at Texas A&M University and around the world. Four of the cassettes in the Audio Visual Materials Series record interviews with survivors of suicide attempts from the Golden Gate Bridge. One film reel, Discussion with Dr. Carl Jung, is in a degraded condition and stored in the film vault.

As Dr. Rosen focused most of his work on Analytical or Jungian Psychology, the majority of his collection is dedicated to his research, publications, and lectures given on the subject.

This collection contains materials that were part of the work done by David Woodcock through the Center for Heritage Conservation as well as the Design Review Sub-Council (DRsc), which reports to the Council for Built Environment and is responsible for ensuring all construction and renovation on the Texas A&M Campus. The materials focus on DRsc review, the Campus Houses that A&M faculty lived in, the Riverside Campus, formerly the Bryan Air Base and the Annex, and historic Bryan and College Station.

This collection consists of a scrapbook showing "Early Views", mostly buildings, of the Agricultural and Mechanical College of Texas through photographs taken by D. Yarbrough, Co. "A" Engineers (most dated 1938 on the back).

Included is a photo of the "Duncan House, College Station" which is probably the house of the Board of Directors (W. A. Duncan, as director of food services, was assigned a living space in that building). Photographs of several community buildings are also included:  The Boyett Apartments (North Gate), A&M Methodist Church, Baptist Church, Christian Church, St. Mary's (Catholic) Chapel, A&M Consolidated High School, and A&M Consolidated Grammar School (both schools were located on campus). There is also a close-up photo of a "typical" project house, and a long-distance shot of a group of project houses.

This collection contains 5 Corps of Cadets caps/hats from individuals from the class of 1908, 1977, and other unknown years.

This collection functions as a record of commencements done by Texas A&M's College of Veterinary Medicine. These programs are reports to the public, who attends the commencement, and clearly list all candidates for graduation.

This collection includes commencement programs for the College of Medicine at Texas A&M University from June 1981 - June 1999.

This collection contains the formal invitations to commencement ceremonies. The invitations record the time, day, and place of each commencement ceremony. This collection has invitation from the late 19th century till the early 1990s. These invitations were not exclusively made in College Station/Bryan, Texas. These invitations were formerly owned by students, their family, and friends.

The Class of 1995 scrapbook contains photographs and miscellaneous clippings of events throughout the year 1995.

This collection includes documents from the Texas A&M Class of 1945 Anniversary Reunion, which took place in 1995. Materials include muster programs from 1995, a schedule of events, and a registration list.

This collection includes a directory from the Chinese Student Association at TAMU from 1971-1972 and information about student run events during that time. Also included is the CSA constitution, dated 1963.

This collection includes biographical notes about English Professor Charles Woodward Hutson, an excerpt from a letter of W. J. Walden, Class of 1900 (August 19, 1954), and a chant of the Texas A&M Class of 1898 (2 copies).

This collection includes the manuscript of One Hundred Years of Engineering at Texas A&M University which was first published in 1976. The manuscript is broken up to have one chapter in a folder inside the box. The book is about 350 pages and includes information on the development and early years of the Texas A&M Engineering program, the different departments, and the people. Graphs and charts, as well as an appendix, are included at the end of the book.

This collection contains papers dealing with agricultural topics at the A&M College of Texas during Alvord's service from 1899-1945, along with a picture of the first General Agricultural and Livestock Train in Texas (1910).

The collection contains foil figures from the Texas A&M College Slide Rule Contest (1947). Figures included: 5 fish; 4 Texas-shaped molds; 1 figure with a circular shape with the name of the college written; and 1 wooden figure.

This collection contains unpublished papers written by A&M Professor Bardin H. Nelson discussing education, nutrition, and a number of other topics.

This collection includes documents, ledgers, expenses, and other items such as a World War I officers ledger containing signatures of the officers who attended or visited Texas A&M.

This collection includes flags (felt) brought along on the geographical expedition in search of meteorites in Antarctica, headed by A&M professor John Wormuth, from November 1986 to February 1987. The expedition was an international collaborative effort between Japanese, Austrian, Dutch, and American researchers with William A. Cassidy (University of Pittsburgh) as the expedition team leader.

Other items included are a Texas House Resolution awarding Austin Mardon the United States Navy's Antarctica Medal on February 27, 1989.

This collection contains information about the work of A. A. Jakkula at the Texas A&M Research Foundation in the Oceanography Department. Included is a photo album with pictures, newspaper articles, and biographies of people involved in the ship "Atlantic", which was renamed "Dr. A.A. Jakkulan" because of his contribution to its development.

Twelve Wedgwood plates with a cadet on back, not a collector's edition.

This collection includes 4 packages containing materials from an "Aggie Joke Teller" collection, created by CELCO Company Richardson, TX, in 1980.