Showing Collections: 51 - 100 of 1046
Abstract: The American Meat Institute (AMI) is a large trade organization for the meat and poultry industry. Founded in 1906 as the American Meat Packers Association in Chicago. During World War II, the AMI stressed the importance of a balance diet in order to keep both civilians and servicemembers strong and healthy. The AMI produced many posters to promote their efforts. This poster shows categories of food along with how many servings is recommended daily.
Dates: circa 1942
Abstract: The National Railroad Passenger Corporation (Amtrak) first began operations on May 1, 1971, following the passage of the Rail Passenger Service Act of 1970. Through the passage of the Railroad Revitalization and Regulatory Reform Act of 1976, Congress authorized the Northeast Corridor Improvement Project (NECIP), a comprehensive program with the goal of improving intercity rail passenger service between Washington, D.C., through New York City, to Boston, the most heavily used passenger train corridor in the United States. Records related to Amtrak's involvement in the NECIP include preliminary and ongoing technical and financial reports, leases and agreements, as well as minutes, agendas, and other working project files.
Abstract: The National Railroad Passenger Corporation, Amtrak, is a passenger rail service in the United States. This item is a standard twelve-month calendar, with an image on the top portion of each month featuring an Amtrak train.
Abstract: Anna Lea (1849-1927) was the daughter of William Lea (1805-1876) and Jane Scott Lovett (1817-1888). Since the 1770s, the Lea family were among the largest flour mill operators at the Brandywine Falls, north of Wilmington, Delaware. This item is a carte-de-visite photograph album which contains portraits of the Lea and related families, primarily the families of William and Jane Scott Lea’s children (Anna’s siblings, their spouses, nieces, nephews, and friends).
Dates: circa 1860s
Abstract: Ansco G. Bruinier, Jr. (1898-1993) was the Technical Advertising Manager for the Dyestuffs Division, Organic Chemicals Department at DuPont in the mid-twentieth century. His papers, which are fragmentary and include both work and personal documents, give insight into World War II and post-war era corporate sales and advertising strategies. Included in his work papers are interoffice correspondence, DuPont departmental organizational charts, and Dyestuffs Division advertisement proofs used in various trade journals representing the cotton, wool, paper, and textiles industries.
Abstract: Ansco G. Bruinier, Jr. (1898-1993) served as the DuPont Company’s Technical Advertising Manager for its Organic Chemicals Department, Dyestuffs Division at Deepwater, New Jersey, from the 1930s until his retirement in 1963. In 1917, the Jackson Laboratory was established at Deepwater, New Jersey, as a major production facility for dyestuffs. This small collection consists of photographs which document a selection of highlights of Bruinier's career working in the Jackson Laboratory and in the Organic Chemicals Department. The photographs date from 1919 through 1969.
Abstract: Anthony Morris (1766-1860) was a lawyer and merchant of Philadelphia. Morris was active in the East India trade. Morris's letters are largely concerned with business affairs, administration and sale of lands, and state politics. The letters date from 1800 to 1808.
Overview: Anthony Morris (1766-1860) was a lawyer and merchant of Philadelphia. Morris was active in the East India trade. This collection includes two letterbooks and one ledger. The letterbooks are mostly concerned with his business affairs. The letters date from 1787 to 1800. His ledger includes household accounts and records of expenses on voyages to China, India and England. The ledger dates from 1800 to 1806.
Abstract: Apollo 15 was the fourth manned lunar landing mission. The three-man crew was made up of David R. Scott (1932-), Alfred J. Worden (1932-), and James B. Irwin (1930-1991). The E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont company. DuPont materials were used in whole or in part for twenty of the twenty-one layers of the Apollo spacesuits. This is a NASA photograph of James Irwin on moon, August 1, 1971. Attached are strips naming the twenty-one different layers of his space suit.
Abstract: Archibald Johnston (1864-1948) was a mechanical engineer, who joined the Bethlehem Iron Company in 1889 where he was responsible for the erection of the gun forging and armor plate plant. In 1901 he was elected to the company's Board of Directors, and between 1906 and 1908 was president of the Bethlehem Steel Corporation. The bulk of this collection is concerned with Johnston's work at Bethlehem Steel; a smaller portion consists of strictly personal papers.
Abstract: Archmere Academy is a private college preparatory school founded in 1932 on the former John J. Raskob (1879-1950) estate in Claymont, Delaware. The collection contains architectual drawings of various floors, bathrooms, and other rooms in the Academy.
Abstract: The Delaware Antiques Show includes guest speakers and antique dealers to display American antiques and decorative arts. Arminda du Pont (1927-1997) was the founder and the first chairperson of the Delaware Antiques Show. Henry Francis du Pont (1880-1869) was a major collector of American decorative arts, his home, became the Winterthur Museum in 1951. This collection includes one candid photograph of Arminda du Pont (Mrs. E. I. du Pont) and Henry Francis du Pont at the 1967 Delaware Antiques Show.
Abstract: Arnold M. Kneitel (1923-2012) worked for E.I. du Pont de Nemours & Co., Inc. in sales and corporate information. He worked on sales of mylar when it was introduced in 1954. The collection consists primarily of 35mm slides of displays, advertisements, and presentations on mylar, including its use in electronic equipment and, primarily in magnetic tape for information processing equipment.
Abstract: Arthur D. Hall (1924-2006) was a systems engineer who spent the first part of his career with Bell Telephone Laboratories and later taught at the University of Pennsylvania and conducted an independent consulting business. In the latter capacity he developed a patented automated agricultural production system that the called "Autofarm," but was unable to make the leap from invention to true innovation. It was an early, but failed attempt at "green" farming. The Arthur D. Hall III papers represent a portion of his total archive that survived at the time of his death and was removed from his home office in Fredericksburg, Virginia. The main focus of the papers is Hall's work to develop Autofarm and his unsuccessful attempts to secure funding and market the concept to paying customers. There are smaller amounts of material dealing with his career at Bell Labs and his writing and publishing efforts.
Abstract: Arthur Wood Tocher (1919-2005) was a transportation history enthusiast, specializing in large vehicles with an emphasis on trucks. This collection consists of truck and car related images. The bulk of the collection contains photographs that Tocher took at truck shows in the late 1990s and early 2000s. The collection also includes images of construction vehicles, postcards of classic cars, a calendar with images of classic trucks, and a large truck photograph mounted on wood.
Dates: 1983; 1999-2000
Abstract: 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.
Abstract: The Associated Factory Mutual Fire Insurance Companies comprised twenty-eight mutual insurance firms that specialized in industrial fire insurance. The collection consists of seventy original hand-colored plans and maps primarily depicting textile mills, paper products factories and foundries in New England and New York.
Abstract: The Associated General Contractors of America formed in 1918 as a trade organization representing the interests of the construction industry. Initially organized as a response to the demands placed on contractors during the First World War, today the Association has over 26,000 member firms. The records of the Associated General Contractors of America consist of annual convention and board meeting reports; minutes, digests of action, and resolutions of the executive committee; an unpublished history of the organization, and general and internal policy statements.
Abstract: Atlantic Aviation was begun by Henry Belin du Pont (1898-1970) in 1927 to provide services for business aviation. In 1948 it moved from the Du Pont Airport to the new New Castle County Airport south of Wilmington, Delaware. Soon it expanded to other airports around the country. The collection includes portraits and views of Atlantic Aviation facilities at various airports. There are also a few photographs of airplanes, including the Spirit of St. Louis.
Dates: 1927-circa 1990
Abstract: The Atlantic Dynamite Company was one of the largest manufacturers of dynamite in the United States between 1882 and 1904. These are four volumes containing entries listing employees, hours worked, and wages paid at a dynamite plant at Kenvil, New Jersey.
Abstract: Incorporated in 1912, Atlas Powder Company functioned as an independent explosives and chemicals company until 1971, when it was purchased by Imperial Chemical Industries Limited (U.K.) and became its American affiliate under the name ICI Americas, Inc. The collection consists of minutes, reports, and correspondence from Atlas in addition to both predecessor and subsidiary companies.
Dates: 1868-1958, bulk 1912-1958
Abstract: Aurora Gun Club is a private target shooting organization and social club. It has had six locations since its founding in 1895 by brothers Eugene du Pont (1873-1954) and Alexis I. du Pont (1869-1921), are all centered in the area around Wilmington, Delaware. The records of the Aurora Gun Club are comprised of records collected by the club presidents and treasurers from approximately 1955 through 2006. The records range from membership rosters, club bulletins and shoot results to financial records.
Dates: 1930-2006; Majority of material found within 1955-2006
Abstract: The Austin Powder Company is a Cleveland-based manufacturer of industrial explosives and provider of blasting services around North America. The company began in 1833 at a site south of Cleveland, Ohio along the Cuyahoga River. The album contains photographic prints of the Austin Powder Company's plant near Solon, Ohio, circa 1900.
Dates: circa 1900
Abstract: Automatic Merchandising Company operated and installed vending machines. A signature product was the Auto-Snak, a set of food vending machines which dispensed soda, coffee, milk, sandwiches, soup, salads, pastries and ice cream. This album is a promotional salesman sample album of automatic food vending machines for factories, universities, and offices. The album promotes the company's Auto-Snak machines.
Dates: circa 1955
Abstract: Avon Products, Inc. is a manufacturer and direct selling company of beauty products. It is one of the oldest direct selling companies in America. The company was founded in 1886 by David H. McConnell (1856-1937) as the California Perfume Company (CPC). McConnell established a manufacturing headquarters and research laboratory in Suffern, New York, in the 1890s. During the late nineteenth and early twentieth centuries, CPC expanded its line of products to include cosmetics, household cleaners, food flavorings, and toiletries. The collection consists of photographs, negatives, slides, films, videos and sound recordings date from 1856 to 2000. The materials depict Avon products, their manufacture, packaging and sale, Avon employees and representatives and the offices, laboratories, factories and other structures owned by Avon Products, Inc. The collection is organized into ten series: Administration, Conferences, Non-sales employees, Domestic locations, International locations, Public relations, Sales managers and representatives, Selling methods and sales aids, Company history and philosophy, and Library, music, and museum.
Abstract: Avon Products, Inc., manufactures and sells beauty, household and personal care products. In 1989, ground was broken on a new distribution center and warehouse in Suwanee, Georgia. The construction of the site was completed in May 1991 and officially opened in February, 1992. This is a small collection of photographic color prints that document the construction of the Suwanee distribution and warehouse site
Abstract: Bailey, Banks & Biddle (BB&B) was a renowned upscale jewelry firm that made and sold high quality merchandise in the nineteenth and twentieth centuries. The Bailey Banks & Biddle records were collected and maintained in-house as a combination of archival documents and historical research files and used primarily for public relations purposes. The collection primarily documents the sales and remounting of diamonds between 1879 and 1962.
Dates: 1832-2003; Majority of material found within 1880-1980
Abstract: Baldwin Locomotive Works was a manufacturer of railroad locomotives from 1825 until 1972. The company was originally located in Philadelphia and then later moved to Eddystone, Pennsylvania. This album contains twenty two photographs of Baldwin Locomotive Works train engines, train cars, and parts. The album appears to have been created by company President S.M. Vauclain for the Trades Exhibit at the Constitutional Centennial Celebration.
Abstract: Baldwin Locomotive Works was a manufacturer of railroad locomotives from 1825 until 1972. This image shows group of about forty male employes and fifteen factory visitors or managers posed on a 8-inch (?) railway gun mount in the Eddystone, Pennsylvania, plant.
Abstract: Wilmington is the largest city in Delaware located on the Christiana and Brandywine Rivers. This collections contains four mounted photographic prints showing facades of Wilmington, Delaware, bank buildings
Abstract: The collection consists of Francis Bannerman's personal papers, correspondence, travel diaries, and financial documents concerning Bannerman Island.
Abstract: The Jenks family produced talented inventors over many generations. Between the 1820s and the 1870s the family businesses were the leading cotton textile machine builders in Pennsylvania. During the Civil War, the firm operated a rifle factory as part of the Union war effort. The collection consist of a series of fragments handed down in the Jenks family related to several of their business ventures.
Abstract: The collection consists of photographs of feed supply stores displaying signs advertising Baugh's Fertilizer. Baugh & Sons Company was founded in 1855 and was one of the oldest and largest fertilizer manufacturers in the United States during the late nineteenth to mid-twentieth centuries.
Dates: circa 1940
Abstract: Incorporated in 1830, Beaver Meadow Railroad & Coal Company transported anthracite coal mined in Beaver Meadow to Philadelphia markets. The company merged into the Lehigh Valley Railroad in 1864. Their records consist of stock transfer books in two volumes, dated 1833 to 1846 and 1861 to 1863, which list transactions of the company shares and changes in ownership.
Abstract: Craft beer is defined by the Brewers Association as being a small brewery (six million barrels of beer or less annually), independent (less than 25 percent owned by a non-craft brewer industry member), and traditional (in reference to ingredients, fermentation, flavor, and alcohol volume). This collection contains a series of interviews conducted in 2015 and 2016 on the business of craft brewing in the Mid-Atlantic region of the U.S. The collection includes interviews with brewers and brewery owners from Delaware, New Jersey, Maryland, and Virginia.
Abstract: Benjamin Ferris (1780-1867) and Thomas Parker (1761-1833) were both watchmakers in Philadelphia in the early nineteenth century. These are watch papers which were inserted in early timepieces and included identifying information about the watchmakers. Each paper lists the makers' Philadelphia addresses, includes a short inventory of his goods.
Dates: circa 1800-1810
Abstract: At the turn of the century, under the direction of Charles Schwab and Eugene Grace, Bethlehem Steel Corporation became the second largest American steel company; combined with its other venture, Bethlehem Shipbuilding Corp., it became a leading 20th century American business. This item is a viewbook which contains exterior views of the Bethlehem Steel Works. These include numerous images of both the plant and office, most of which were taken at street level.
Abstract: At the turn of the century, under the direction of Charles M. Schwab (1862-1939) and Eugene Grace (1876-1960), Bethlehem Steel Corporation became the second largest American steel company; combined with its other venture, Bethlehem Shipbuilding Corp., it became a leading twentieth century American business. The collection includes a wide range of photography which documents the company’s long history and the breadth of its enterprises from east to west coasts and overseas. It contains eighteenth, nineteenth, and twentieth century industrial and non-industrial images and of management and workers. As a research tool, its use will be as varied and extensive as the corporation itself was during its years as an American industrial giant.
Abstract: The Bethlehem Steel Corporation was the number two steel producer in the United States between 1916 and 1984. For a time it was also the largest shipbuilding firm in the world. The records of the Bethlehem Steel Corporation (parent company) are a series of fragments, lacking the complete runs of corporate and executive documents that normally comprise a business archive, and largely consist of fragmentary corporate records and files from executive officers.
Abstract: Betts & Seal was an iron foundry in Wilmington, Delaware that operated under that name from 1857 to 1867, but was established in 1828. The Betts family of Wilmington, Delaware, produced three generations of innovative founders and machinists. The records of Betts & Seal cover the operation of the foundry from 1828 to 1867. The result is a rare time-capsule look at the workings of a small but innovative foundry during the first phase of American industrialization.
Abstract: E. Sachse & Company was a nineteenth century printing company located in Baltimore, Maryland. This item is a color lithograph of an overview of Wilmington, Delaware, looking north from south of the Christiana River.
Dates: circa 1865
Overview: In its various iterations, the Boeing Vertol Company has been a major developer and builder of helicopters. These records reflect development, manufacture, testing, improvement, and sale of helicopters, especially for military use in Vietman. This includes information relating to reports on factories visited, military needs of the United States and foreign countries, sales, conferences, and meetings with military personnel, government agencies, and representatives of foreign countries.
Abstract: This collection of glass-plate and acetate negatives of bottle caps was made by the Bond, Crown and Cork Company of Wilmington, Delaware. The designs are for various beer and soft drink labels. Some of the negatives are dated from 1939, and the remainder appear to be from that time period as well.
Dates: circa 1939
Abstract: Bowlus-Du Pont Sailplane, Inc. was a short-lived company which combined the financing of record holding glider pilot, Richard du Pont (1911-1943), and the engineering skills of Hawley Bowlus. This reproduction drawing (there are two copies) includes elevations and cross sections of an Albatross II.
Dates: circa 1935
Abstract: A small body of letters and fragments recovered from the Graystone mansion property at Coatesville, Pennsylvania, relating to the Brandywine Iron Works and Nail Factory during the time when Rebecca Webb Pennock Lukens (1794-1854) was proprietor after the death of her husband.
Dates: 1813-1871; bulk 1834
Abstract: The Brandywine Manufacturers Sunday School (BMSS) was organized in 1817 as a non-sectarian school for the children of the local factory workers, with instruction in reading, writing, arithmetic, and religion. Éleuthère Irénée du Ponts (1771-1834), founder of the DuPont Company, was one of its chief subscribers, and the school building was located on his property. Primarily generated and maintained by the du Pont women, the BMSS records include the school's constitution, and financial records such as bills and receipts and accounts. Most of the records pertain to students with information about premiums which were given as rewards for attendance and scholarly excellence.
Abstract: The Brandywine Manufacturers Sunday School (BMSS) was organized in 1817 as a non-sectarian school for the children of the local factory workers, with instruction in reading, writing, arithmetic, and religion. This collection contains eleven Kodachrome prints of exterior views of the school building taken by Nancy Wootten (of Wilmington), between 1963 and 1966.
Abstract: Henry Belin du Pont (1873-1902) was a descendant of Pierre Samuel du Pont de Nemours (1739-1817) who founded the E.I. du Pont de Nemours & Company with his son Eleuthère Irénée du Pont (1771-1834) in 1802. The E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont Company. The collection consists of views of and along the Brandywine Creek. These include the following du Pont family homes: Pelleport, Goodstay, Nemours, St. Amour, and Louviers. These photographs were possibly taken by Henry Belin du Pont (1873-1902).
Dates: circa 1890-1900
Abstract: Brandywine Springs County Park was a popular amusement park in the rural countryside outside Wilmington from approximately 1890 to 1923. This collection consists of a postcard of the arched entrance to the park.
Abstract: Hagley Museum staff conducted a series oral history interviews between 1954 and 1990, speaking primarily with individuals who had worked at the DuPont Company powder yards on Brandywine Creek during the yards’ final decades of operation or who had lived near the yards as spouses or children of DuPont Co. workers. Some of the individuals who were interviewed donated, lent for copying, or provided information on the photographs in this collection. The images primarily depict the worker communities which surrounded the E.I. du Pont de Nemours & Company powder yards on Brandywine Creek or the powder yards themselves.
Dates: circa 1859-1958; Majority of material found within 1890-1920
- Audiovisual Collections 669
- Manuscripts and Archives 350
- Published Collections 27
- Advertisements 97
- Railroads 87
- Correspondence 60
- Gunpowder industry 58
- Exhibitions 56
- Chemical industry 52
- Explosives industry 49
- Portraits 37
- Postcards 36
- Aeronautics 35
- Ephemera 34
- Financial statements 34
- Textile industry 34
- Automobile industry and trade 33
- Exhibition buildings 33
- Electronic industries 32
- Group portraits 32
- Steel industry and trade 32
- Photograph albums 30
- Research, Industrial 29
- Panoramic photographs 28
- Wilmington (Del.) 28
- Construction projects 27
- Factories 27
- Railroads -- Rolling stock 26
- Iron industry and trade 24
- Marketing 24
- Testing laboratories 24
- Patents 23
- World War, 1939-1945 23
- Planographic prints 22
- Reports 22
- Textile fibers, Synthetic 22
- Posters 21
- Scrapbooks 21
- Aerial photographs 20
- Coal mines and mining 19
- Industrial design 19
- Ships 19
- Du Pont family -- Homes and haunts 18
- Packaging -- Design 18
- Powder mills 18
- Railroad stations 18
- Steel-works 18
- Weapons industry -- Employees 18
- Chemical plants 17
- Sales promotion 17
- Social history 17
- Blast furnaces 16
- Genealogies 16
- Industrial films 16
- Industrial safety 16
- Iron and steel workers 16
- Minutes 16
- Pennsylvania 16
- Account books 15
- Airplanes 15
- Historic sites 15
- Business and politics 14
- Dyes and dyeing 14
- Finishes and finishing 14
- Gunpowder, Smokeless 14
- Inventors 14
- Papermaking 14
- Television 14
- Trade associations 14
- Computer industry 13
- Gardens 13
- Industrial chemists 13
- Industrial housing 13
- Investments 13
- Oral histories 13
- Philadelphia (Pa.) 13
- World War, 1914-1918 13
- Dwellings 12
- Electric industries 12
- Glass negatives 12
- Industrial buildings 12
- Maps 12
- Steam locomotives 12
- Textile factories 12
- Viewbooks 12
- Anthracite coal industry 11
- Banks and banking 11
- Diaries 11
- Display of merchandise 11
- Household electronics 11
- Hunting 11
- Recreation 11
- Technical drawings 11
- Timetables 11
- Women employees 11
- Biography 10
- Brandywine Creek (Pa. and Del.) 10
- Commerce 10
- Domestic relations 10
- Dynamite 10
- Executives 10
- Interior decoration 10
- Machine shops 10 ∧ less
- English 1037
- French 7
- German 1
- Italian 1
- Spanish; Castilian 1
- E.I. du Pont de Nemours & Company 119
- Unknown 51
- Du Pont family 48
- Vinson, Z. Taylor 28
- Pennsylvania Railroad 26
- RCA Corporation 17
- E.I. du Pont de Nemours & Company. Experimental Station 16
- Dick, John A., 1879-1972 14
- New York World's Fair (1939-1940 : New York, N.Y.) 12
- New York World's Fair (1964-1965 : New York, N.Y.) 11
- Savery, Thomas H., 1837-1910 11
- World’s Columbian Exposition (1893 : Chicago, Ill.) 10
- Du Pont, Pierre S. (Pierre Samuel), 1870-1954 8
- Eleutherian Mills (Greenville, Del. : Estate) 8
- Bethlehem Steel Corporation 7
- Centennial Exhibition (1876 : Philadelphia, Pa.) 7
- E.I. du Pont de Nemours & Company. Chestnut Run Laboratories 7
- E.I. du Pont de Nemours & Company. Textile Fibers Department 7
- Joseph Bancroft & Sons Co 7
- Reading Company 7
- Southeastern Pennsylvania Transportation Authority 7
- Amtrak 6
- Baldwin Locomotive Works 6
- Century of Progress International Exposition (1933-1934 : Chicago, Ill.) 6
- Gentieu, Pierre A., 1842-1930 6
- Greenewalt, Crawford H., 1902-1993 6
- Hagley Museum and Library 6
- International Business Machines Corporation 6
- Jackson Laboratory (E.I. du Pont de Nemours & Company) 6
- Lehigh Valley Railroad Company 6
- Radio Corporation of America 6
- Baltimore and Ohio Railroad Company 5
- Budd Company 5
- Du Pont, Alfred I. (Alfred Irénée), 1864-1935 5
- Du Pont, Eleuthère Irénée, 1771-1834 5
- Du Pont, Irénée, 1876-1963 5
- E.I. du Pont de Nemours & Company. Brandywine Works 5
- E.I. du Pont de Nemours & Company. Carney's Point Works 5
- E.I. du Pont de Nemours & Company. Central Research and Development Department 5
- E.I. du Pont de Nemours & Company. Hagley Yard 5
- E.I. du Pont de Nemours & Company. Pioneering Research Laboratory 5
- General Electric Company 5
- Hagley Museum and Library. Library. Oral History Project Office 5
- Loewy, Raymond, 1893-1986 5
- Louisiana Purchase Exposition (1904 : Saint Louis, Mo.) 5
- Penn Central Transportation Company 5
- Ramsay, William G. (William Gouverneur), 1866 - 1916 5
- Victor Talking Machine Company 5
- American Iron and Steel Institute 4
- American Telephone and Telegraph Company 4
- Bethlehem Steel Company 4
- Brandywine Manufacturers Sunday School 4
- Central Railroad of New Jersey 4
- Du Pont, Richard C. (Richard Chichester), 1911-1943 4
- E.I. du Pont de Nemours & Company. Engineering Department 4
- E.I. du Pont de Nemours & Company. Organic Chemicals Department 4
- E.I. du Pont de Nemours Powder Company 4
- General Motors Corporation 4
- Kwolek, Stephanie, 1923-2014 4
- Lea family 4
- Longwood Gardens (Kennett Square, Pa.) 4
- Lukens Steel Company 4
- National Association of Manufacturers (U.S.) 4
- Philadelphia & Reading Railroad Co 4
- Pusey and Jones Company 4
- Remington Arms Company 4
- Savery, William H., 1865-1949 4
- Sperry Rand (Corporation). Univac Division 4
- University of Delaware 4
- Watson, Robert B. 4
- Aircraft Owners and Pilots Association 3
- All American Engineering Company 3
- American Car and Foundry Company 3
- Avon Products, Inc 3
- Bannerman family 3
- Bannerman's Island Arsenal (Fishkill, N.Y.) 3
- Baughman, James P. 3
- Brandywine Hundred (Del.) 3
- Carothers, Wallace Hume, 1896-1937 3
- Christ Church Christiana Hundred (Greenville, DE) 3
- Christ Church Christiana Hundred Sunday School 3
- Cinecraft Productions, Inc 3
- ConRail 3
- Dallin, J. Victor (John Victor), 1897-1991 3
- David Sarnoff Library 3
- DeMirjian, Charles H., 1925- 3
- Delaware, Lackawanna and Western Railroad Company 3
- Du Pont Motors, Incorporated 3
- Du Pont de Nemours, Pierre Samuel, 1739-1817 3
- Du Pont, Charles I. (Charles Irénée), 1797-1869 3
- Du Pont, Sophie Madeleine, 1810-1888 3
- Du Pont, Victor Marie, 1767-1827 3
- Du Pont, William, 1855-1928 3
- E.I. du Pont de Nemours & Company. Chamber Works 3
- E.I. du Pont de Nemours & Company. Elastomer Chemicals Department 3
- E.I. du Pont de Nemours & Company. Pompton Lakes Works 3
- E.I. du Pont de Nemours & Company. Public Relations Department 3
- E.I. du Pont de Nemours & Company. Repauno Works 3
- Erie City Iron Works 3
- Hanford Engineer Works 3 ∧ less