The Brinton family papers document several generations of the Brinton, Steinmetz, and Ward families, who flourished between 1760-1930 in Pennsylvania and New York. Several members of the family played prominent roles in their communities and included landholders, real estate developers, merchants, Civil War surgeons, medical doctors and professors, missionaries, a minister, an art critic, an anthropologist, lawyers, a judge, an engineer, and several authors.

The Virginia Spencer Carr Papers comprises three groups of materials: I. Papers related to Tennessee Williams, ca. 1911-1996, II. Papers related to Paul Bowles, ca. 1911-2004, III. Personal papers, ca. 1945-2002. The bulk of the material is research, correspondence, manuscripts, and publisher's proofs toward her biography of Paul Bowles.

Family papers relating to the poet and children’s author Elizabeth Coatsworth, including letters to Coatsworth from the English poet and novelist L.A.G. Strong and from the American author Josephine Pinckney, as well as letters to Coatsworth’s husband, the writer Henry Beston.

The Delaware Miscellany collection includes three large, green buckram-bound volumes compiled by William Ditto Lewis, which contain various documents pertaining to the history of Delaware and the surrounding region, and the University of Delaware.

An autograph collection of letters signed by several Episcopal bishops of Delaware, compiled by the Episcopal Theological Seminary (predecessor to Episcopal Divinity School in Cambridge, Massachusetts) librarian. Bishops represented in the collection: J. Brooke Mosley, Jr., Philip Cook, Arthur R. McKinstry, William H. Mead, Frederick Joseph Kinsman, Alfred Lee, and Leighton Coleman. Also included are images of Bishop McKinstry and Kinsman, clipped from periodicals.

The Edward Field letters to Ilse-Margret Vogel comprise seventeen items roughly spanning the dates between 1992 and 2000, documenting the literary friendship between American poet, novelist, and editor Field and German author and illustrator Vogel. Material includes correspondence with a variety of enclosures, including manuscripts, clippings, notes, and advertisements.

Billk Frank's collection of information and clippings regarding Delaware Senators and U. S. Representatives, particularly James A. Bayard and Thomas McKean. Also included is a letter from Jeffrey Welsh, the Press Secretary for the office of the Governor, concerning Buena Vista, a home that once served as the Governor's mansion.

This collection consists of the Carl Sandburg files kept by BMI president and radio pioneer Carl Haverlin (1899-1985) spanning the years 1909-1964. During Haverlin's years at BMI he developed a close working relationship and friendship with Carl Sandburg.

Two linear feet of correspondence, clippings, official records, photographs, publications, ephemera, and other materials primarily related to Junior President Frazer Jones’s work in the Robert Kirkwood Society of the Children of the American Revolution.

The L. Lee Layton, Jr., papers include personal and business papers of this well known Sussex countian and Dover-area businessman. Files relate to his business Layton & Company, and landholdings in Layton Farms and Cypress Farms. Mr. Layton maintained topical files on various political and social issues, as well as correspondence and publications related to his opinions. Additional papers belong to Mr. Layton's wife, Marianne Layton.

The Horacio D. Lewis papers consist of Dr. Lewis’ letters, articles, and publications related to his personal and civic involvement and recognition of activities associated with the civil rights of the Latino and African-American communities in Delaware and the desegregation of Delaware’s public schools.

The Littell family papers include correspondence, letters, scrapbooks, commonplace books, copybooks, published material, ephemera, realia, financial records, diaries, books, artwork, photographs, greeting cards, postcards, clippings, and research notes created or collected by members of the Morris, Harrington, Littell, and Winslow families of Pennsylvania and Delaware from circa 1808 to 2004.

This volume contains an extensive history of the Martin family of Chester County and Delaware County, Pennsylvania, created by John Hill Martin. Martin created the history during the 1870s-1890s, but included materials from both the eighteenth and nineteenth centuries.

The McLeod family papers, spanning the dates 1798 to 1893, primarily pertain to the careers of Rev. Alexander McLeod and his son Rev. John Niel McLeod, who consecutively served as pastors to the First Reformed Presbyterian Church in New York City.

The Michael Millgate-C.P. Snow collection spans the dates 1958-1964 and includes 42 items of correspondence, typescripts, periodicals, and news clippings related to British literary scholar Millgate’s 1962 interview with British writer, scientist, and public official C. P. (Charles Percy) Snow. Snow’s letters to Millgate are related to the latter’s work on Snow and other literary matters.

The David M. Nelson papers document the military, athletic, coaching, and administrative careers of twentieth century American football rules authority and former University of Delaware coach and administrator, David Moir Nelson.

The Thomas Parkinson papers consist of typescripts and manuscripts of poetry and prose by Parkinson, Parkinson's correspondence, periodicals and clippings related to Parkinson's work, and four original pen-and-ink drawings, probably created by Parkinson's wife, Ariel. The materials were created circa 1957-1972.

Personal correspondence, papers, and photographs from Delaware lawyer, judge, and banker George Burton Pearson, Jr., as well as papers from relatives in the Pearson, Cochran, Warren, and Hardcastle families.

The Pentagram Press was founded in 1974 by the Milwaukee-based poet Michael Tarachow as a publishing outlet for poetry and other new literature. The Pentagram Press archive, spanning the dates 1972-1999, documents the operations and output of the small fine press run by Michael Tarachow in Milwaukee and Markesan, in Wisconsin, and Minneapolis.

Peter Owen publishing records is the publisher’s archive (1950s-1995) of an independent British firm renowned for its international list of major authors and avant garde works. The bulk of the collection consists of the production files of selected works, primarily from the 1980s and 1990s, including edited typescripts, proofs, and other materials documenting the process of turning an author’s manuscript into a finished book.

The Pierce family papers comprise materials relating to the Pierce family of New Castle, Delaware, from the early nineteenth century to the middle twentieth century. Most of the forty-eight items date from the American Civil War and provide a personal description of military life.

Helen Ann Raiber (1926-1971) was a writer born and raised in Pennsylvania. Throughout her life, she wrote letters to writers and other artists whose work she admired. The Helen Ann Raiber papers consist of an album of letters she received from authors and artists, a journal with a story she wrote as a child, and a scrapbook containing her published poems and articles.