Showing Collections: 401 - 450 of 1485
Abstract: 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.
Abstract: 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.
Abstract: 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.
Abstract: 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.
Dates: circa 1820
Abstract: 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.
Abstract: 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.
Abstract: 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.
Dates: circa 1947
Abstract: 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.
Dates: 1918-circa 1920
Abstract: 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.
Dates: circa 1920
E.I. du Pont de Nemours & Co., Inc. Jackson and Technical laboratories at the Dye Works panoramic photographs
Abstract: 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.
Abstract: 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.
Abstract: 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.
Abstract: 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.
Dates: 1918; 1925
Abstract: 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.
Abstract: 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.
Dates: 1918; 1943
Abstract: 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.
Dates: circa 1914-1918
Abstract: 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.
Dates: 1919; 1926
Abstract: 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.
Dates: 1935 March 12
Abstract: 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.
Abstract: 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.
Dates: 1808 October 13; 1812 June 25
Abstract: E.I. du Pont de Nemours & Company was organized in Paris in 1801 by Pierre Samuel du Pont de Nemours and his son Eleuthère Irénée du Pont. Included here are records of the firm collected by P.S. du Pont and separated from the main body of company records.
Dates: 1782-1902, bulk 1802-1830
E.I. du Pont de Nemours & Company Cellophane Division cellophane packaging photographs and sales materials
Abstract: 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.
Dates: circa 1957
Abstract: 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.
Abstract: 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.
Abstract: 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.
Abstract: 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.
Abstract: 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.
Abstract: In the years leading up to the Second World War, the United States government initiated a massive effort to ensure that adequate supplies of essential materials would be readily available should the country's armed forces become actively engaged in military conflict. At the request of the Army Ordnance Department, the DuPont Company participated in these procurement programs by undertaking the design, construction, and operation of plants for the manufacture of military explosives and other chemical products essential to the successful prosecution of the war. The records of the Explosives Department consist of special reports to the Executive Committee, the files of general manager Edward B. Yancey, and the files of powder superintendent Charles E. Seymour.
Dates: 1923-1959; Majority of material found within 1937-1957
Abstract: The Grasselli Chemicals Department of the E.I. du Pont de Nemours & Company was responsible for the manufacture of ammonia, inorganic heavy chemicals, zinc smelting, and plating products, tanning chemicals, insecticides, and wood preservatives. The records are limited to a single file on the Grasselli zinc mine near New Market, Tennessee, and contain copies of the lease, maps, geologist's reports, and correspondence on the output of the mine.
Abstract: E.I. du Pont de Nemours & Company was established in 1802 by Pierre Samuel du Pont de Nemours (1739-1817) and his son Éleuthère Irénée du Pont (1771-1834). The du Ponts purchased a mill site on the banks of the Brandywine River just North of Wilmington, Delaware. The pulp keg mill, after the powder yards closed, was used for record storage by the DuPont Company. (Currently, it is a Hagley Museum and Library property, the Hall of Records.) In 1903, the DuPont Company's Executive Committee established the Experimental Station, a research facility located on the banks of the Brandywine Creek across from the du Pont's first black powder works. This collection consists of photographs and negatives from the DuPont Company's Secretary's Department showing the Hall of Records at various times and one aerial view of the Experimental Station.
Dates: circa 1906-1975
E.I. du Pont de Nemours & Company, Inc., Carney's Point Works and workers housing panoramic photographs
Abstract: The DuPont Company purchased the land for a smokeless powder plant at Carney's Point, New Jersey (across the Delaware River from Wilmington, Delaware) in 1890. In 1892 it produced its first guncotton, and then the first smokeless powder. This collection consists of twenty panoramic photographs of Carney's Point smokeless powder plant, including exteriors of various buildings and groups of workers.
Abstract: E.I. du Pont de Nemours & Company was organized in Paris in 1801 by Pierre Samuel du Pont de Nemours and his son Eleuthère Irénée du Pont. The collection contains insurance policies with the Union Insurance Company of Philadelphia, Delaware Fire Insurance Company, Wilmington Fire Insurance Company, and the Columbia Insurance Company of Philadelphia. The policies generally cover shipments of saltpeter, gunpowder, goods and merchandise, and the cotton factory Henry Clay Mill.
Abstract: The Textile Fibers Department of the DuPont Company was established in 1936 (known then as the Rayon Department) which specialized in researching and developing synthetic fibers for fabrics such as Rayon, Nylon, Teflon, Corian, and Kevlar. Lavoisier Library is the library at the DuPont Company's Experimental Station, a large industrial research facility focused on innovative advancements in chemistry located in Wilmington, Delaware. The records in this collection consists of files assembled to document various aspects of the company's history, its policies and products, and the writings and speeches of executives and researchers.
Abstract: E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont Company, established in 1802. The Legal Department was established as a staff department in 1905. The records of the Legal Department include copies of the 1899 dissolution agreement and the 1902 incorporation correspondence. The collection is organized into seven series: Administrative papers; Litigation; Vital records; Stockholder files; Historical files; Patent Board files; and Reports to the Executive Committee.
Abstract: The E. I du Pont de Nemours & Company minute books document an important era in the history of the company from just before the turn of the twentieth century through the 1930s. The DuPont Company in this time went through many changes in structure under the leadership of cousins T. Coleman du Pont, Alfred I. du Pont, and Pierre S. du Pont.
Abstract: The E.I. du Pont de Nemours Niagara Plant produces a number of specialty chemicals, such as polymer acetates, sodium cyanide, and methyl chloride; the plant was purchased by the DuPont Company in 1930. This small collection of Niagara Plant historical files consists of plant histories, photographs, biographical information on personnel, drawings of plant buildings, and some artifacts.
E.I. du Pont de Nemours & Company, Organic Chemicals Department, Dyestuffs Division manuals and notebooks
Abstract: E.I. du Pont de Nemours & Company was a chemical company and began a research program in dyes in 1916. By the late 1920s the DuPont Company was one of the four major U.S. dye producers and controlled twenty-five percent of the market. The records consist of notebooks and procedures on dyes, which describe the colors, uses, applications, tests, and fastness and dying properties for dyes manufactured by DuPont and its competitors.
Abstract: 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) for the production of gunpowder. The organization charts show the evolution of DuPont's corporate structure, including the period 1919 to 1921, when the decentralized, multi-divisional form was adopted, and the diversification and restructuring of the 1980s. As the charts also show the names of company officials above supervisory rank, they may also be used to follow individual career paths.
Abstract: E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont Company. The Photo Products Department was formed in December 1941. The products it manufactured expanded from cinema film and included an array of medical products related to x-ray film and other photographic film products. This is a small collection of DuPont Company Photo Products Department materials primarily related to x-ray and radiographic film processing.
Dates: circa 1980
Abstract: E. I. du Pont de Nemours & Company's Pontchartrain Works in LaPlace, Louisiana, was a major producer of Neoprene and other elastomers in the latter half of the twentieth century. The records consist of manuals, technical reports, brochures, bulletins, and other material from Du Pont's Louisville Works, Montague Works, and its Maydown Works located in the United Kingdom. Most documents were created by the company's Elastomer Chemicals Department and deal with the manufacture of various synthetic rubbers in the 1950s and 1960s.
Abstract: 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 and his son Eleuthère Irénée du Pont the company began with the production of gunpowder. The postcard consists of a view of the DuPont Powder Yards in Wilmington, Delaware.
Dates: circa 1913
Abstract: E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont Company. The Public Affairs Department began as the Publicity Bureau in 1916, to deal with issues raised by the great increase of business spawned by World War I. Prior to this time, publicity had been handled by the Advertising Division, created in 1911. The Public Affairs Department records contain biographical sketches of deceased officers, employees, and du Pont family members, as well as histories of company plants, predecessor companies, and all line and staff departments. The alphabetical history file contains press releases, memoranda, and pamphlets that were assembled for various public relations campaigns.
Abstract: E.I. du Pont de Nemours & Company’s R. & H. Chemicals Department manufactured and sold peroxides, cyanide of sodium, formaldehyde, trychloretheline, tin oxide, and polyvinyl alcohol. The department was formed in 1933 as a result of the 1930 acquisition of the Roessler & Hasslacher Chemical Company, which operated a plant in Niagara Falls, New York. The records primarily consist of reports on experimentations with various insecticides, pesticides, preservatives, and other forms of pest and disease-control applied to the farming and agricultural industries.
Abstract: The E.I. du Pont de Nemours & Company is a chemical company commonly known as the DuPont Company. It was established in 1802 and began by manufacturing gunpowder; later it produced chemical compounds. The Real Estate Division was responsible for investigating locations and the acquisition of major facilities throughout the United States. Henry H. Gunther (1919-1960), was a real estate specialist with the DuPont Company. This small collection consists of Gunther's files on acquiring plant sites.
Abstract: 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 founded by Lammot du Pont (1831-1884). Lammot du Pont was a chemist working for the family business, E.I. du Pont de Nemours & Company, a chemical company which originally produced gunpowder. This collection consists of material for the 100th anniversary of the E.I. du Pont de Nemours & Company Repauno Works.
Dates: 1918-1983; Majority of material found within 1965-1983
Abstract: In the twenty-first century, the E.I. du Pont de Nemours & Company, better known as the DuPont Company focused on science with a diverse set of interests and products. It operates in more than ninty countries with corporate headquarters in Wilmington, Delaware, and employs more than 60,000 people worldwide, including 10,000 scientists and engineers. This is a collection of websites owned by or affiliated with the DuPont Company, between 2011 and present. Complete web archive is available at https://archive-it.org/collections/2606.
Abstract: Eleuthère Irénée du Pont (1771-1834) was the founder of E.I. du Pont de Nemours & Company. The collection contains original love letters from du Pont to his wife, Sophie (Dalmas) du Pont (1775-1828). He writes of how much he loves his wife and misses her when away. English transcribed extracts of several letters were done by their daughter, Sophie Madeleine du Pont (1810-1888).
Abstract: Eleuthère Irénée du Pont (1771-1834), founder of E.I. du Pont de Nemours & Co., and Sophie Madeleine Dalmas du Pont (1775-1828) had four daughters: Victorine (1792-1861), Evelina (1796-1863), Eleuthera (1806-1876), and Sophie (1810-1888). The daughters maintained this album (in microfilm form) of prints, sketches, watercolor designs, selection of poetry, and autographs. It was returned to Victorine after the original recipient died in 1823, at which point she continued it.
Abstract: Eileen Gray (1878-1976) is considered one of the most important and influential furniture designers and architects of the early twentieth century, inspiring both modernism and Art Deco movements. She was among the vanguard of the International Style in her use and interpretation of geometric forms and industrially produced materials. This collection is a boxed set of postcard-size reproductions of black and white photographs of houses, rooms, and objects designed by her.
Dates: circa 1992
Abstract: Frederic G. Cooper (1883-1962) was an honorary member of the Society of Illustrators. He worked for New York Edison from 1905 to 1926. These are miniature souvenir posters for the Electrical Exposition and Motor Shows sponsored by the New York Edison Company.
- Manuscripts and Archives 810
- Audiovisual Collections 673
- Published Collections 2
- Correspondence 223
- Railroads 112
- Advertisements 98
- Gunpowder industry 77
- Social history 77
- Chemical industry 70
- Explosives industry 63
- Exhibitions 62
- Financial statements 50
- Textile industry 48
- Research, Industrial 42
- Steel industry and trade 42
- Exhibition buildings 39
- Iron industry and trade 39
- Textile fibers, Synthetic 39
- Portraits 37
- Account books 36
- Ephemera 36
- Electronic industries 35
- Postcards 35
- Reports 35
- Scrapbooks 35
- Patents 34
- Ships 34
- Diaries 32
- Domestic relations 32
- Group portraits 32
- Wilmington (Del.) 32
- Aeronautics 31
- Marketing 30
- Photograph albums 30
- Construction projects 29
- Factories 29
- Minutes 29
- World War, 1939-1945 29
- Genealogies 28
- Panoramic photographs 28
- Railroads -- Rolling stock 28
- Testing laboratories 28
- Du Pont family -- Homes and haunts 27
- Inventors 26
- Industrial chemists 25
- Industrial design 25
- Papermaking 25
- Biography 24
- Dyes and dyeing 23
- Planographic prints 23
- Powder mills 23
- Weapons industry -- Employees 23
- Automobile industry and trade 22
- Investments 22
- Oral histories 22
- Industrial safety 21
- Packaging -- Design 21
- Railroad stations 21
- Aerial photographs 20
- Coal mines and mining 20
- Gunpowder, Smokeless 20
- Posters 20
- Blast furnaces 19
- Maps 19
- Merchants 19
- Pennsylvania 19
- Business and politics 18
- Chemical plants 18
- Iron and steel workers 18
- Sales promotion 18
- Steel-works 18
- Textile factories 18
- Industrial housing 17
- Philadelphia (Pa.) 17
- Technical drawings 17
- Trade associations 17
- United States -- History -- Civil War, 1861-1865 17
- Banks and banking 16
- Commerce 16
- Firearms 16
- Historic sites 16
- Laboratory notebooks 16
- Paper mills 16
- Railroads -- Buildings and structures 16
- Speeches 16
- United States. Navy -- Officers 16
- Wages 16
- World War, 1914-1918 16
- Computer industry 15
- Finishes and finishing 15
- Gardens 15
- Industrial films 15
- Nylon 15
- Printing industry 15
- Railroads -- Rolling stock -- Design and construction 15
- Receipts (Financial records) 15
- Dwellings 14
- Electric industries 14
- Europe -- Description and travel 14
- Industrial relations 14
- Mechanical engineering 14
- Real property 14
- Television 14 ∧ less
- English 1438
- French 55
- German 3
- Italian 2
- Spanish; Castilian 1
- Du Pont family 181
- E.I. du Pont de Nemours & Company 173
- Unknown 54
- Du Pont de Nemours, Pierre Samuel, 1739-1817 42
- Pennsylvania Railroad 38
- 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
- New York World's Fair (1964-1965 : New York, N.Y.) 14
- Du Pont de Nemours, Francoise Robin Poivre, 1748-1841 13
- Joseph Bancroft & Sons Co 13
- New York World's Fair (1939-1940 : New York, N.Y.) 12
- Savery, Thomas H., 1837-1910 12
- Du Pont, Pierre S. (Pierre Samuel), 1870-1954 11
- Eleutherian Mills (Greenville, Del. : Estate) 11
- E.I. du Pont de Nemours & Company. Textile Fibers Department 10
- Jackson Laboratory (E.I. du Pont de Nemours & Company) 10
- Longwood Gardens (Kennett Square, Pa.) 10
- World’s Columbian Exposition (1893 : Chicago, Ill.) 10
- Carothers, Wallace Hume, 1896-1937 9
- Centennial Exhibition (1876 : Philadelphia, Pa.) 9
- Du Pont, Francis Gurney, 1850-1904 9
- Du Pont, Victor Marie, 1767-1827 9
- Greenewalt, Crawford H., 1902-1993 9
- Loewy, Raymond, 1893-1986 9
- Pusey and Jones Company 9
- Reading Company 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. Organic Chemicals Department 8
- Pusey & Jones Corporation 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. Central Research and Development Department 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
- 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 & Company. Engineering Department 5
- E.I. du Pont de Nemours & Company. Grasselli Chemicals Department 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
- National Association of Manufacturers (U.S.) 5
- Ramsay, William G. (William Gouverneur), 1866 - 1916 5
- Remington Arms Company 5
- University of Delaware 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
- ConRail 4
- Du Pont Motors, Incorporated 4
- Du Pont, Alfred Victor, 1798-1856 4
- Du Pont, Charles I. (Charles Irénée), 1797-1869 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