The University of Delaware Library Special Collections's holdings in the history of science and technology complement the University program strengths in chemistry and engineering. In addition, the history of American horticulture is richly recorded in books, periodicals, seed catalogs, trade catalogs, prints, broadsides, and manuscript collections.

Founded in 1958, the University of Delaware Library Associates works to expand and enrich the research collections of the University of Delaware Library through gifts from members, funds raised by University of Delaware Library Associates programs, and donations of significant books.

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Special Collections is open Monday - Friday, 9:00 a.m. to 5:00 p.m. and Tuesday, 9:00 a.m. to 8:00 p.m. Before visiting, please read the policies & procedures page and the visitor information page.

Also, for more information please see Frequently Asked Questions.