Amelia Elizabeth du Pont (1796-1869) was a granddaughter of Pierre Samuel du Pont de Nemours (1739-1817), founder of the E.I. du Pont de Nemours & Company, a chemical research and manufacturing company. She was the eldest child of Victor Marie du Pont (1767-1827) and Gabrielle Josephine de la Fite de Pelleport (1770-1837). The collection is a microfilm of selected papers pertaining to the Pennsylvania property owned by du Pont.

Founded in 1861, the Artisans Savings Bank of Wilmington, Delaware assisted working people to save and make money available for home mortgages. This collection primarily consists of their financial records.

The Bank of Delaware was a statewide financial services company that was organized on June 1, 1795. It received its original charter on February 9, 1796, becoming the first bank in and of the State of Delaware. In 1865 it received a national charter under the National Banking Act and was renamed the National Bank of Delaware at Wilmington. It operated under this name until its 1930 failure and subsequent acquisition by the Security Trust Company. The name "Bank of Delaware" was revived by the successor company in 1958. The Bank of Delaware's holding company was merged into PNC Financial Corp. in 1989. The Bank of Delaware collection consists of minute books, stock certificate books, letter books, journals, and ledgers of the Bank of Delaware and nine of its predecessor, merged, and acquired financial institutions.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Françoise Robin du Pont (1748-1841) was the second wife of du Pont de Nemours. The collection contains photocopies of documents signed relating to both du Pont de Nemours, their prosperity, loans, and power of attorney.

Gilpin, Van Trump & Montgomery, Inc. provided insurance sales and service to property owners. The business was established in 1865 in Wilmington, Delaware, by businessman James Woolley (1818-1886). By the early-to-mid twentieth century, the company specialized in real estate sales and service, as well as mortgages, becoming Delaware's only full-service real estate organization. The records include minutes, corporate histories, publicity material, as well as information on company properties, and documents the company's rise from a small insurance company to a large, multi-service insurance, real estate, mortgage, and investment firm.

Henry du Pont (1812-1889) was an American military officer and son of Eleuthère Irénée du Pont (1771-1834), founder of E.I. du Pont de Nemours & Co., and Sophie Madeleine Dalmas du Pont (1775-1828). In the year before he died, du Pont released a mortgage he held to Anna B. Stidham (1854-1918) for land in New Castle County, Delaware.

Horace Holden Thayer, Jr. (1878-1959) was a naval architect, mechinical engineer, and businessman. Between 1909 and 1914 Thayer worked for the Delaware Construction Company which was a building company, and a subsidary of the National Real Estate Trust Company, which provided loans and financing for the properties. This small collection consists of papers relating to Thayer's early work with the National Real Estate Trust Company and the Delaware Construction Co. These materials document the formation of the National Real Estate Trust Company and building specifications for the Delaware Construction Co. There is a small amount of papers related to the businesses of his father-in-law Thomas H. Savery (1837-1910), specifically the Harpers Ferry Paper Company and the Shanandeoah Pulp Company.

The Institute for Financial Literacy (IFL) is a nonprofit organization that promotes financial education and counseling for adults and children and has historically provided financial counseling, programs, and services. Founded in 2002, it sets the National Standards for Adult Financial Literacy Education, hosts the Annual Conference on Financial Education, presents the Excellence In Financial Literacy Education (EIFLE) Awards, and administers financial certifications. This collection consists of the organization’s administrative files, records pertaining to the management and distribution of the EIFLE Awards, and a portion of the Library of Personal Finance. The records document its administrative activities from its founding through 2014. It presents a valuable resource to anyone researching the development and evolution of financial literacy education in the United States from the 1970s through the 2010s.

The Wilmington Savings Fund Society was established in 1831 as a "safe depository for the earnings of working people" which also promoted the opportunity for homebuilding and lending money for home mortgages. Their records consist primarily of minutes and account books.