Showing Collections: 401 - 450 of 1550
E.I. du Pont de Nemours Powder Company was incorporated on May 19, 1903. It was organized as an operating company to consolidate approximately 100 explosives manufacturers controlled by E.I. du Pont de Nemours & Co. This collection is a series of six advertising cards for E. I. du Pont de Nemours Powder Company's smokeless powders for shotguns (DuPont smokeless; Hazard smokeless; New E.C. Improved; New Schultze; Infallible smokeless) and black sporting powders (DuPont Rifle; Hazard Kentucky Rifle; L. & R. Orange Extra Sporting).
E. Paul du Pont (1887-1950) established Du Pont Motors, Inc., a manufacturing company of luxury automobiles, in 1919 in Wilmington, Delaware. He worked for a short time at the family business, E.I. du Pont de Nemours & Company which manufactured gunpowder. He was one of ten children of Francis Gurney du Pont (1850-1904) and Eliza Wigfa Simons du Pont (1849-1919). This small collection contains photographs of DuPont powder yards; family photographs; home exteriors; and postcard views of Longwood Gardens.
Hercules Inc. was a manufacturer of chemicals and munitions based in Wilmington, Delaware. Earl R. Fenstermacher (1894-1984) was the superintendent of the Columbus plant in Kansas. This item is a bound volume containing two typescripts written by Fenstermacher describing the manufacture and operating procedures at the company.
The Eastern Advertising Company installed and maintained advertising cards in streetcars in the major cities of New England, particularly on behalf of local merchants carrying national or regional brands. The report contains an analysis of sales of Laco castile soap versus competing brands in drugstores in New England cities.
Eastern Air Lines operated from 1927 to 1991 and was one of the
Big Four airlines (others included United, Delta, and American) that for almost fifty years dominated commercial airline travel in the United States. This item is a postcard with the illustration of
Eastern's Modern DC-4 Silverliner airplane.
The Eastern Store Fixtures Corporation was a manufacturer, supplier, and designer of fixtures and interiors for commercial establishments. The company was founded in or around 1953 by Louis Deitz (1919-2007) and was located at 19-21 South Orange Avenue in Newark, New Jersey. This collection consists of fifty one photographic prints showing soda fountains and store interiors presumably installed or supplied by the corporation.
E.B. (Edward Barnes) “Ted” Leisenring Jr. (1926-2011) was the CEO of a fourth-generation family coal-mining business. He was president of Westmoreland Coal from 1961 to 1988, and remained as chairman of the board until 1992. This collection consists of the Philadelphia corporate executive's business and personal papers and his immediate family, with estate papers of his father, mother and paternal grandfather.
E.B. (Edward Barnes) “Ted” Leisenring Jr. (1926-2011) was the CEO of a fourth-generation family coal-mining business. He was president of Westmoreland Coal from 1961 to 1988, and remained as chairman of the board until 1992. This small collection of photographs is from Leisenring’s personal office files, which date between 1954 and 1994. The photographs consist of group and individual portraits, snapshots. The bulk of the material centers around two events: the 1964 Westmoreland Coal Company expansion and the 1970 delegation to the USSR.
Longwood Gardens is a series of formal display gardens in Kennett Square, Pennsylvania, that was developed by Pierre S. du Pont (1870-1954) after he purchased the site from the Peirce family in 1906. The collection is comprised of two oral history interview projects. The first is with Eddie Dowling (1889-1976), an actor, screenwriter, playwright, director, producer, songwriter, and composer. The second project is commissioned oral histories with people with remembrances of du Pont and the development of Longwood Gardens.
Eddie W. Foote (1858-1932) was a correspondent for Hartford and Springfield newspapers. In 1876, he visited the Centennial Exposition at Philadelphia, after which he wrote a memoir about it as well as a visit to Newport.
The Edge Moor Iron Company engaged in the manufacture of iron and steel bridges at a plant located on the Delaware River north of Wilmington. The collection is comprised of a limited selection of documents, primarily connected to the liquidation of the company in 1936. It includes plant and property maps, clippings, and deeds and titles covering the property.
The Edison Electric Institute is the trade association of the electric utility industry. The minutes of the Institute's Transmission and Distributing Committee (1935, 1941-1970) include both business transactions of the committee and professional papers of representatives of member utility companies on a variety of subjects related to the transmission and distribution of electricty.
Edith Marion DeBlois (1920-2000) was a native Canadian with an interest in foreign travel and a season pass to the Expo 67. Expo 67 was an international exposition that took place in in Montréal, Québec from April 27 to October 29, 1967 to celebrate Canada's centennial. The theme was "Man and his World." These materials were collected by DeBlois while attending Expo 67. This small collection includes many of the official guides and maps issued by the fair, as well as specialized pamphlets dealing with particular themes or exhibits. DeBlois also compiled a series of scrapbooks documenting her attendance at various exhibits and performances.
Edith N. McConnell (1880-1968) was a confectioner and caterer in Wilmington, Delaware from the 1920s through the 1950s. The records consist of a three ledgers, containing business expenses and customer account books dating from 1937 to 1945, and from 1955 to 1956.
Edward Graham Jefferson (1921-2006) was a research chemist and chief executive officer of E.I. du Pont de Nemours & Company. Jefferson's papers consist of his "personal" business files, and do not include his official correspondence as CEO of the DuPont Company. The papers primarily reflect Jefferson's "Head of State" role at DuPont and his membership on the boards of numerous business, trade, and educational organizations. The papers have been arranged in three series: DuPont Company and personal activities, Outside board memberships, and Speeches.
The major portion of a collection of railroad public and employee timetables amassed by railroad enthusiast and historian Edward H. Weber (1934-), best known for his systematic photography of railroad stations and structures. Although the oldest date from the nineteenth century, most cover the period of decline and restructuring of North American passenger service that began in the Depression and accelerated in the years after World War II.
Edward J. Nossen (1930-2016) was an engineer in the Radio Corporation of America's Government Systems Division at Camden, New Jersey. He invented a range-determining system that can rescue air craft. The Radio Corporation of America (renamed RCA Corporation in 1969) was best known for its pioneering radio and television development and manufacturing. In addition to consumer electronics, RCA was a major player in the development of electronics for industrial and military applications. This small collection consists of contract proposals and technical reports that were mostly submitted by RCA Government Systems Division, Camden. The proposals have Nossen's name written on the cover. The proposals and reports relate to communication systems being developed between 1964 and 1990.
Edward James Shimer Seal (1896-1955) was a farmer and photographer in Chester County, Pennsylvania. This collection contains over 300 photograph prints taken primarily by Seal of Chadds Ford, Pennsylvania, during the first half of the twentieth century. Many of these images offer a glimpse into family and town life in Chadds Ford and Wilmington, Delaware, during the 1920s and 1930s, featuring Seal family members, friends, neighbors, and employees. Other subjects include the 1939 World's Fair in New York, the artists N.C. and Andrew Wyeth, and local bridges and roads.
Edward M. Harrington (1866-1933) was a chemist and expert on blasting cap design. He held several positions at the Aetna Powder Company, eventually becoming superintendent of the dynamite works at Aetna, Indiana. Harrington then went on to work for the DuPont Company at various plants in the Operating Department until his retirement in 1921. Images in this collection are of dynamite and other explosive plants, including Aetna Powder Company plants in Newport, Rhode Island (electric blasting caps) and Aetna, Indiana, and DuPont Company plants in Repauno, New Jersey; Hopwell, Virginia, and many other locations. Photographs show buildings, office and plant interiors, many with workers, employee groups, housing, and recreation.
Edward “Ned” A. Hodge (1896-1978) was the Vice-President of the Pusey & Jones Corp. in charge of engineering and shipbuilding. This small collection consists primarily of photographs showing the exteriors of ships. There are two books which document ship voyages showing photographs alongside text.
Edward R. Stickel (1928-2008) worked for the Penn Central Transportation Company, Amtrak, and Southeastern Pennsylvania Transportation Authority (SEPTA). His collection consists of copies of official documents relating to the commuter rail operations of SEPTA and its predecessors.
Edwin A. Gee (1920-2013) was trained as a chemical engineer and worked as a metallurgist for the United States Bureau of Mines before joining DuPont in 1948. The papers of Edwin A. Gee are incomplete and represent only a small portion of his work in the Development Department and as a member of the Executive Committee. The surviving records have been arranged in two series that document Gee's involvement in important phases of the company's history.
Peter Bauduy (1769?-1833) and E.I. du Pont (1771-1834) were partners in several business ventures together, including Du Pont, Bauduy, & Co. (a textile manufacturing firm) and E.I. du Pont de Nemours & Company. The collection contains photocopied notes from Judge Jacob Stout (1765-1855) made during an appeal in the case of E.I. du Pont and Victor du Pont v. Peter Bauduy, et al., cocnerning the sale of certain mill seats on the Brandywine River near Wilmington.
E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont company. This item is an advertising card for E.I. du Pont de Nemours & Co. Gunpowder manufactured on the Brandywine in Wilmington, Delaware and sold through dealers in Philadelphia, New York City and Boston.
The DuPont Company constructed a dye works at Deepwater Point, New Jersey (also called just Deepwater, New Jersey) during World War I to enter the market for dyes left vacant by Germany's absence. This collection consists of fifteen panomaric photographs of views of the Deepwater Point, New Jersey dye works of the DuPont Company, including ground before building started, building exteriors, and a group portrait of employees of the Jackson Laboratory.
The Louviers dynamite works began production in 1908 and provided explosives primarily for mines in the region. The panoramic photograph shows a view of the DuPont Company dynamite works at Louviers, Colorado, including the magazine area, powder line, and overall view.
The DuPont Company's Executive Committee established the Experimental Station, a research facility located on the banks of the Brandywine Creek across from DuPont's first black powder works. The panoramic photograph provides an overview of the DuPont Company Experimental Station and Country Club, outside of Wilmington, Delaware. It shows temporary structures and construction for expansion of the Experimental Station.
The DuPont Company purchased a site near City Point, Virginia on the James River in 1912 in order to build a dynamite plant located closer to the southern market. The panoramic photographs show exteriors of the plant, views of the workers' housing, the town (including the African American section), and a photograph of the Hopewell China Corporation, a post-war reuse of one of the facilities.
In 1902, DuPont took control of Laflin & Rand, including the Haskell Works. Infallible and Ballistite powders were manufactured there. The works played an important role in smokeless powder production during World War I. The panoramic photographs depict views of the Du Pont Company's smokeless powder works in Haskell, New Jersey and the workers village nearby.
E.I. du Pont de Nemours & Co., Inc. Jackson and Technical laboratories at the Dye Works panoramic photographs
The Jackson Laboratory and the Technical Laboratory was established by E.I. du Pont de Nemours & Company at its Deepwater, New Jersey, in 1917 and 1920 respectively to manufacture and research dyes. This collection consists of two panoramic photographs of exteriors of the laboratories.
The Neoprene B plant was located at DuPont's Deepwater Point, New Jersey site, which was later named the Chambers Works. This collection consists of three panoramic photographs showing the construction of the Neoprene B plant.
The War Department of the United States Government contracted with the DuPont Company to build and run a smokeless powder plant called the Old Hickory plant on the Cumberland River near Nashville, Tennessee during World War I. These panoramic photographs show overall views of DuPont Company's Old Hickory smokeless powder plant, also views of exterior and interior details.
In 1904 the DuPont Company purchased the International Smokeless Powder and Chemical Company, which was then producing smokeless powder and nitrocellulose products in their plant in Parlin, New Jersey. This collection consists of seven panormaic photographs that show views of the Parlin, New Jersey plant, including views of production facilities and worker housing.
The DuPont Company acquired a site on the York River in Virginia on which they planned to build a dynamite plant. The U.S. Government took over the property in 1918 and got the DuPont Company to build a shell loading plant instead. These three panoramic photographs show overall views of the shell loading plant at Penniman, Virginia during World War I.
In 1902 the DuPont Company acquired the Smith Electric Fuze Company and some other properties in the Pompton Lakes, New Jersey area. DuPont continued the manufacture of fuses, blasting caps, and other blasting supplies at the plant, adding a shell plant and other facilities. One panoramic photograph shows an overview of the DuPont Company plant at Pompton Lakes, New Jersey, 1918, and the other is a group portrait of staff, August 25, 1943.
In 1918, the company opened an additional plant in Racine, Wisconsin to increase the production of smokeless powder to meet the growing demand in order to support the war effort. This panoramic photograph shows a group of engineers outside of the plant.
E.I. du Pont de Nemours & Company Repauno Works manufactured high explosive dynamite. The company began as the Repauno Chemical Company on June 7, 1880, by Lammot du Pont (1831-1884), a chemist working for the family business, E.I. du Pont de Nemours & Company, a chemical company which originally produced gunpowder. The panoramic photographs show two views of the dynamite works and workers village at the DuPont Company's Repauno Works.
In 1927 the DuPont Company constructed a plant to manufacture viscose rayon. This panoramic photograph depicts an overview of the DuPont Company's Spruance Plant in Richmond, Virginia.
The Foreign Relations Department of E.I. du Pont de Nemours & Company was first organized on August 1, 1930, for the purpose of improving the exchange of scientific and technical information with DuPont's British counterpart, Imperial Chemical Industries, Ltd. These materials consist of records of the International Finance Division within DuPont International, and more particularly the Division's Vital Records Program and Nylon de Mexico reorganization.
E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont Company. Established in 1802, the company began with the production of gunpowder. This collection consists of two copies of items, a letter and a receipt, from the DuPont Company to John Mason (1766-1849), superintendent of the Office of Indian Trade.
E.I. du Pont de Nemours & Company was organized in Paris in 1801 by Pierre Samuel "P.S." du Pont de Nemours (1739-1817) and his son Eleuthère Irénée "E.I." du Pont (1771-1834) for the manufacture of gunpowder. Included here are records of the firm collected by P.S. du Pont and separated from the main body of company records.
E.I. du Pont de Nemours & Company is a chemical company more commonly known as the DuPont Company. It was established in 1802 and began by manufacturing gunpowder, later moving into chemical compounds. At the beginning of the twentieth century, DuPont had the need for more advertising as the company began expanding its product line beyond gunpowders and explosives. Between 1907 and 1909, an Advertising Division was formed within the Sales Department; a separate Advertising Department was established in 1921. This collection consists of background research files on ad campaigns run in individual industrial departments for various products and to promote the company as a whole.
E.I. du Pont de Nemours & Company Cellophane Division cellophane packaging photographs and sales materials
E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont company. While cellophane was invented in Switzerland, it was not until DuPont acquired the patent in 1923 that allowed DuPont scientist William Hale Charch (1898-1958) to improve it so that it was impervious to water vapor. DuPont produced cellophane until 1986. This collection consists of undated photographs, one saleman's album, and one poster that all relate to cellophane packaging.
DuPont Company's Chestnut Run Laboratories first laboratory was the Textile Research Laboratory whose purpose was to test the effects of normal wear and tear on DuPont's line of synthetic fibers and fabrics, it opened in 1954 near Wilmington, Delaware. The Chestnut Run Technical Library is a branch of the DuPont Technical Libraries, which began in 1958. This collection consists of files related to the work of the scientists at the laboratory; their speeches, research articles, and some periodicals and scrapbooks related to textile design. There are also materials related to human resources polices and procedures; documents from a program about the future growth of the company; and a library subject file.
E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont Company. The DuPont Building was one of the first high-rises in Wilmington, Delaware; it occupied an entire block bound by 10th, 11th, Orange, and Market streets. Until early 2015 the building housed DuPont's headquarters. The collection documents the history of the DuPont Company, as well as its finances, corporate values, special events, and company communications.
The Employee Relations Department of the E.I. du Pont de Nemours & Company became a formal entity in 1951, but each industrial department was responsible for its own recruitment and personnel practices. E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont company. The records include reports, tables of hourly wages for production workers, benefits for employees, and personnel record cards for early twentieth century employees.
E.I. du Pont de Nemours & Company is a chemical company more commonly known as the DuPont Company. It was established in 1802 and began by manufacturing gunpowder, later moving into chemical compounds. The company's Engineering Department was initially organized in 1903 as a division of the High Explosives Department, with the purpose of designing and constructing high explosives plants, powder machinery, and extensions to existing plants. This collection of DuPont Engineering records is fragmentary in nature. The surviving records are divided into four series that document a wide range of functions and represent several different time periods in the department’s evolution. The series are: Engineering Department history file; Engineering Research Laboratory; Construction Division; and Design Division, Corfam Poromeric Technology.
A collection of random publications, photographs, and objects associated with DuPont's Engineering Physics Laboratory. A number of the items appear to be associated with Paul M. Tannenbaum, once Senior Research Physicist at the Laboratory.
The DuPont Experimental Station is a large industrial research facility founded in 1903; focused on chemistry research. An aerial view of the DuPont Company's Experimental Station taken in 1987.
E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont company. The company was established in 1802 by Pierre Samuel du Pont de Nemours (1739-1817) and his son Éleuthère Irénée du Pont (1771-1834) the company began with the production of gunpowder. Established in 1903, the Experimental Station is a research facility located on the banks of the Brandywine Creek across from DuPont's first black powder works. This collection contains three documentary photographs of both sides of the lower gates of the DuPont Company Experimental Station.
- Manuscripts and Archives 870
- Audiovisual Collections 676
- Published Collections 4
- Correspondence 239
- Railroads 116
- Advertisements 100
- Gunpowder industry 79
- Social history 78
- Chemical industry 76
- Explosives industry 67
- Exhibitions 64
- Financial statements 54
- Textile industry 50
- Research, Industrial 44
- Steel industry and trade 43
- Textile fibers, Synthetic 41
- Exhibition buildings 39
- Iron industry and trade 39
- Reports 39
- Account books 38
- Ephemera 37
- Patents 37
- Portraits 37
- Electronic industries 35
- Postcards 35
- Scrapbooks 35
- Minutes 34
- Ships 34
- Diaries 33
- Wilmington (Del.) 33
- Domestic relations 32
- Group portraits 32
- Aeronautics 31
- World War, 1939-1945 31
- Construction projects 30
- Marketing 30
- Photograph albums 30
- Factories 29
- Railroads -- Rolling stock 29
- Genealogies 28
- Inventors 28
- Panoramic photographs 28
- Testing laboratories 28
- Du Pont family -- Homes and haunts 27
- Industrial design 27
- Industrial chemists 26
- Papermaking 25
- Biography 24
- Dyes and dyeing 24
- Industrial safety 24
- Oral histories 24
- Powder mills 24
- Planographic prints 23
- Weapons industry -- Employees 23
- Automobile industry and trade 22
- Investments 22
- Railroad stations 22
- Trade associations 22
- Coal mines and mining 21
- Gunpowder, Smokeless 21
- Merchants 21
- Packaging -- Design 21
- Aerial photographs 20
- Posters 20
- Textile factories 20
- Blast furnaces 19
- Business and politics 19
- Chemical plants 19
- Maps 19
- Pennsylvania 19
- Iron and steel workers 18
- Sales promotion 18
- Steel-works 18
- Technical drawings 18
- United States -- History -- Civil War, 1861-1865 18
- Wages 18
- Banks and banking 17
- Computer industry 17
- Historic sites 17
- Industrial housing 17
- Philadelphia (Pa.) 17
- Railroads -- Buildings and structures 17
- Speeches 17
- World War, 1914-1918 17
- Commerce 16
- Firearms 16
- Industrial relations 16
- Laboratory notebooks 16
- Nylon 16
- Paper mills 16
- Railroads -- Rolling stock -- Design and construction 16
- United States. Navy -- Officers 16
- Europe -- Description and travel 15
- Finishes and finishing 15
- Gardens 15
- Industrial films 15
- Printing industry 15
- Receipts (Financial records) 15
- Cotton manufacture 14
- Dwellings 14
- Electric industries 14
- Mechanical engineering 14
- Papermaking machinery 14 ∧ less
- English 1496
- French 62
- German 3
- Italian 2
- Spanish; Castilian 1
- Du Pont family 188
- E.I. du Pont de Nemours & Company 179
- Unknown 54
- Du Pont de Nemours, Pierre Samuel, 1739-1817 49
- Pennsylvania Railroad 40
- Du Pont, Samuel Francis, 1803-1865 31
- E.I. du Pont de Nemours & Company. Experimental Station 25
- Du Pont, Sophie Madeleine, 1810-1888 19
- RCA Corporation 18
- Du Pont, Eleuthère Irénée, 1771-1834 16
- Du Pont, H. A. (Henry Algernon), 1838-1926 16
- United States. Navy 16
- Dick, John A., 1879-1972 14
- Du Pont de Nemours, Francoise Robin Poivre, 1748-1841 14
- Joseph Bancroft & Sons Co 14
- New York World's Fair (1964-1965 : New York, N.Y.) 14
- Du Pont, Pierre S. (Pierre Samuel), 1870-1954 13
- Savery, Thomas H., 1837-1910 13
- Longwood Gardens (Kennett Square, Pa.) 12
- New York World's Fair (1939-1940 : New York, N.Y.) 12
- Eleutherian Mills (Greenville, Del. : Estate) 11
- Jackson Laboratory (E.I. du Pont de Nemours & Company) 11
- Pusey and Jones Company 11
- Carothers, Wallace Hume, 1896-1937 10
- Centennial Exhibition (1876 : Philadelphia, Pa.) 10
- E.I. du Pont de Nemours & Company. Textile Fibers Department 10
- Greenewalt, Crawford H., 1902-1993 10
- Reading Company 10
- World’s Columbian Exposition (1893 : Chicago, Ill.) 10
- Du Pont, Francis Gurney, 1850-1904 9
- Du Pont, Victor Marie, 1767-1827 9
- Loewy, Raymond, 1893-1986 9
- Pusey & Jones Corporation 9
- Baldwin Locomotive Works 8
- Bethlehem Steel Corporation 8
- Crowninshield, Louise du Pont, 1877-1958 8
- Du Pont, Henry, 1812-1889 8
- E.I. du Pont de Nemours & Company. Brandywine Works 8
- E.I. du Pont de Nemours & Company. Central Research and Development Department 8
- E.I. du Pont de Nemours & Company. Organic Chemicals Department 8
- National Association of Manufacturers (U.S.) 8
- Southeastern Pennsylvania Transportation Authority 8
- E.I. du Pont de Nemours & Company. Carney's Point Works 7
- E.I. du Pont de Nemours & Company. Chestnut Run Laboratories 7
- E.I. du Pont de Nemours & Company. Hagley Yard 7
- E.I. du Pont de Nemours & Company. Pioneering Research Laboratory 7
- Gentieu, Pierre A., 1842-1930 7
- Gilpin, Joshua, 1765-1841 7
- Hagley Museum and Library 7
- Hanford Engineer Works 7
- International Business Machines Corporation 7
- Maxim, Hudson, 1853-1927 7
- Philadelphia & Reading Railroad Co 7
- Victor Talking Machine Company 7
- Amtrak 6
- Century of Progress International Exposition (1933-1934 : Chicago, Ill.) 6
- Du Pont, Alfred I. (Alfred Irénée), 1864-1935 6
- E.I. du Pont de Nemours & Company. Engineering Department 6
- E.I. du Pont de Nemours & Company. Grasselli Chemicals Department 6
- General Electric Company 6
- Lea family 6
- Lehigh Valley Railroad Company 6
- Manhattan Project (U.S.) 6
- Penn Central Transportation Company 6
- Radio Corporation of America 6
- Thayer, Horace H., 1878-1959 6
- Young, William, 1755-1829 6
- Baltimore and Ohio Railroad Company 5
- Bauduy, Peter, 1769-1833 5
- Brandywine Manufacturers Sunday School 5
- Budd Company 5
- DeMirjian, Charles H., 1925-2021 5
- Du Pont, Irénée, 1876-1963 5
- E.I. du Pont de Nemours Powder Company 5
- General Motors Corporation 5
- Hagley Museum and Library. Library. Oral History Project Office 5
- Hercules Powder Company 5
- Louisiana Purchase Exposition (1904 : Saint Louis, Mo.) 5
- Lukens Steel Company 5
- Ramsay, William G. (William Gouverneur), 1866 - 1916 5
- Remington Arms Company 5
- Sperry Rand (Corporation). Univac Division 5
- Staël, Madame de (Anne-Louise-Germaine), 1766-1817 5
- University of Delaware 5
- William Sellers & Co. (Philadelphia, Pa.) 5
- All American Engineering Company 4
- American Car and Foundry Company 4
- American Car and Foundry Company. Jackson & Sharp Plant 4
- American Iron and Steel Institute 4
- American Telephone and Telegraph Company 4
- Bauduy, Victorine du Pont, 1792-1861 4
- Bethlehem Steel Company 4
- Bradford, Phoebe George, 1794-1840 4
- Brandywine Hundred (Del.) 4
- Central Railroad of New Jersey 4
- Du Pont Motors, Incorporated 4
- Du Pont, Jean Kane Foulke, 1891-1985 4
- Du Pont, Margaretta Lammot, 1807-1898 4
- Du Pont, Richard C. (Richard Chichester), 1911-1943 4
- Du Pont, T. Coleman (Thomas Coleman), 1863-1930 4 ∧ less