Showing Collections: 1 - 50 of 846
Abstract: World's Fairs or International Expositions are large-scale exhibitions that highlight technology, agriculture, and other innovations of national or cultural significance. The 1964 New York World's Fair was held in Flushing Meadows, New York, from April 22, 1964 to October 18, 1964, and then again from April 25, 1965 to October 17, 1965. The theme was "Peace through Understanding." This small collection consists of eight items from the 1964 New York World's Fair.
Abstract: Joseph Bancroft & Sons Company began operation in 1831 as a cotton cloth manufacturer in Rockford, Delaware. After the Civil War, the company concentrated on finishing cotton cloth. "A Century of Fine Cloth, 1831-1931" is a typescript history of the first 100 years of the company, with emphasis on the personal life of the company's founder, Joseph Bancroft (1803-1874), and his immediate successors.
"A Chicago District Perspective of the History of the Youngstown Sheet and Tube Company, 1900-1969" memoir
Abstract: The Youngstown Sheet and Tube Company grew to be one of the six largest basic steel companies in the United States. This volume presents an insider history and personal memoir by a retired operating official of Youngstown's Indiana Harbor Works.
Abstract: A. D. (Aldoph Daniel) Lambach (1912-2008) was an industrial designer and furniture manufacturer. This small collection documents his career as an industrial designer, whose designs include a war-time design for a wooden baby carriage. The papers consist primarily of newspaper clippings, tear sheets and sketches of Lambach's furniture and appliance cabinet designs, including work executed for Admiral, Zenith, Pacific Mercury, and Sears.
Abstract: A.R. Moen (1799-1867) was a traveling agent for the Collins & Company, a tool manufacturer. In the letter to the company, Moen discusses and provides a sketch of a new axe he has invented.
Dates: 1830 September 16
Abstract: Elizabeth Webb (1663-1726) was a minister of the Society of Friends, wife of Richard Webb of Gloucestershire, England and later of Birmingham Township, Chester County, Pa. Her journal is a record of Webb's first visit to America in 1697 with her companion, Mary Rogers.
Abstract: A. Sonnin Krebs (1877-1969) was a chemical engineer and president of the Krebs Pigment & Chemical Company. This collection contains twenty-one letters to Krebs, primarily personal in nature, and include letters from Pusey & Jones Company, William Sellers & Co., Jacob A. Riis (1849-1914), and E.A. Wilson.
Abstract: Henry Disston & Sons, Inc. was a major manufacturer of saws and other woodworking tools and one of the largest industrial firms in Philadelphia. The Henry Disston & Sons, Inc. had a number of subsidary companies, these records contain a small number of account books from only three of the firms subsidaries. There are accounts for: the Tacony Fuel Gas Company, the Henry Disston & Sons File Company, Limited, and the Henry Disston & Sons Iron & Steel Works, and an insurance ledger from the Estate of Henry Disston.
Dates: 1824-1918; Majority of material found within 1867-1907
Abstract: Adolph F. Herzog (1906-1997) was an aeronautical engineer who worked for the Pitcairn Aircraft Company, the Pitcairn-Cierva Autogiro Company, and later for the Platt-LePage Aircraft Company. The Platt-LePage Aircraft Company was a manufacturer of aircraft for the armed forces, including the first helicopter to be acquired by the U.S. Army. The collection contains several items related to the Platt-LePage Helicopter Company and Wynn Laurence LePage (1902-1989).
Abstract: Alexander Duer Irving Jr. (1873-1941) was assigned as a junior naval aide to President Woodrow Wilson (1856-1924) on his trip to the Paris Peace Conference, primarily because of his knowledge of French. He served with the rank of lieutenant under Wilson's personal physician, Admiral Cary T. Grayson (1878-1938). The papers record details of protocol at the signing of the Treaty of Versailles. Irving gives much social detail of formal affairs attended and the intricacies of protocol. He reports background information on French labor unrest, the high cost of living, and the fear of Bolshevist infiltration.
Abstract: Alexander Magoun was the curator for the David Sarnoff Library from 1998 until 2000. After earning his Ph.D. in American History from the University of Maryland in 2000, he led the David Sarnoff Library as the Executive Director from 2000 until 2009. This collection includes advertisements from RCA and other companies for radios, televisions, phonographs, and other consumer electronics.
Abstract: Alexis I. du Pont (1816-1857) was proprieter of his family's business, E.I. du Pont de Nemours & Company, which began in the manufacture of gunpowder in 1802. Betweeen 1829 and 1931, he attended the boarding school New Haven Gymnasium to prepare for his higher education at the University of Pennsylvania. The volume is an autograph book of mostly blank pages. Internal evidence suggests that it was begun by his older siblings as a memento for him when he first left home for school as he entered his teens. Later, Alexis du Pont used the same volume to collect samples of poetry verses on the theme of "friendship" as mementos of his schoolmates when he left preparatory school and entered college.
Abstract: Dr. Alexis Irénée du Pont (1843-1904) was a businessman and non-practicing physician who resided in both Louisville, Kentucky, and Wilmington, Delaware. He was a grandson of Éleuthère Irénée du Pont de Nemours (1771-1834), the eponymous founder of the E.I. du Pont de Nemours & Company in Wilmington, Delaware, and son of Alexis Irénée du Pont (1816-1857) and Joanna Maria Smith du Pont (1815-1876). The collection contains correspondence between Alexis I. du Pont Jr. and his mother Joanna while he was attending the Episcopal Academy in Philadelphia. In addition, there are also letters from his father and sister.
Abstract: Dr. Alexis Irénée du Pont (1843-1904) was a businessman and non-practicing physician who resided in both Louisville, Kentucky, and Wilmington, Delaware. The Alexis Irénée du Pont family papers primarily consist of both outgoing and incoming correspondence from A. I. du Pont and his immediate family.
Abstract: Alexis Irénée du Pont (1843-1904) was a businessman and non-practicing physician who resided in both Louisville, Kentucky, and Wilmington, Delaware. The ledger documents his various financial and business accounts from October 1893 until November 1904, just before his death.
Abstract: Alfred Victor du Pont (1798-1856) was the eldest son of E.I. du Pont (1771-1834) and a senior partner of E.I. du Pont de Nemours & Company. The collection contains three letters he wrote to William Kemble (1795-1881), operator of the West Point Foundry and DuPont powder sales agent in New York City, about sales and shipments of gunpowder and credits.
Dates: 1849 June 9-1849 June 16
Abstract: Alice Belin du Pont (1872-1944) was a member of several social clubs and became very involved with philanthropic work. She was the daughter of Henry Belin Jr. (1843-1918) and Margaretta Lammot Belin (1846-1927), and wife of Pierre S. du Pont (1870-1954). The letter is from du Pont to Haynes Battan (1898-1979), a Longwood employee.
Abstract: Alice Lea Spruance (1876-1967) was the daughter of Delaware governor Preston Lea (1841-1916) and his first wife Adelaide Moore (1846-1888). Since the 1770s, the Lea family were among the largest flour mill operators at the Brandywine Falls, north of Wilmington, Delaware. This collection of personal and business papers document Spruance's personal investments, a diversified portfolio of stocks and bonds that was managed by her relative Alfred E. Bissell (1903-1975) of Laird, Bissell & Meeds, brokers. Also included are descriptions, anecdotes, memoranda, and clippings relating to Wilmington and the Brandywine area, particularly the Brandywine Mills, the source of the Lea family's wealth.
Abstract: The engineering and research unit of All American Aviation, once the principal feeder airline for the mid-Atlantic region, became the All American Engineering Company in 1953. Their records document the early evolution of All American Aviation, the development of its system of air pick-up service, and its use in postal and military applications.
Abstract: All American Engineering Company was an aeronautical engineering and research firm that was incorporated on October 31, 1952. The records consist of scrapbooks of newspaper clippings and news releases that document the development, testing, and applications of the company's products.
Abstract: The Allen D. Cardwell Manufacturing Corporation was a major producer of radio and telecommunications equipment during the twentieth century. Cardwell sold its products to the United States Government, major corporations, and individual consumers. The records contain technical information such as patents and design drawings, as well as a vast array of sales and promotional material from the 1920s.
Dates: 1897-1960; Majority of material found within 1920-1960
Abstract: Horatio Allen (1802-1889) was a noted civil engineer and inventor, who worked with the Delaware & Hudson Canal Company, the South Carolina Canal and Railroad Company, the Croton Aqueduct, and the New York & Erie Railroad. The bulk of his the papers is personal correspondence (1818-1864), and biographical materials collected by his family. Also included is a small collection of Allen's business papers, particularly concerning his work on the New York & Erie Railroad.
Abstract: A collection amassed by a retired conductor successively employed by the Pennsylvania Railroad, Penn Central, Conrail and Amtrak. It consists partly of company publications and documents collected on the job, and partly of advertisements, timetables, brochures, maps and other railroadiana from many different companies bought from dealers and other collectors. It is particularly useful for the Amtrak manuals relating to things like consumer satisfaction, employee health and safety and equipment maintenance.
Abstract: Allen P. Carter (1906-2006) was the manager of the Service Department of Du Pont Motors Inc. and then Du Pont Motors Service Company. His papers are a series of fragments covering his association with Du Pont Motors Inc. and automobile racing and restoration.
Abstract: The Allied Kid Company was a major manufacturer of kid leather and suede; it was one of the most important specialty leather firms in Wilmington. The records are a miscellaneous collection of Allied Kid Company materials preserved by Alexander Ulin of the Specialty Division of the company in Wilmington. The bulk of the records consist of laboratory and production notebooks giving chemical formulae and instructions for tanning and dyeing batches of hides, including calfskin, goatskin, and suede.
Abstract: Amelia Elizabeth du Pont (1796-1869) was a granddaughter of Pierre Samuel du Pont de Nemours (1739-1817) founder 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 contains a photocopy of the act of the Senate and House of Representatives of the State of Delaware by which Amelia Elizabeth du Pont's (1796-1869) marriage to Nathaniel Perkins, alias Nathaniel H. Clifford, was dissolved and a declaration that their child Gabrielle du Pont (1813-1891) was legitimate.
Abstract: 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.
Abstract: American Car and Foundry Company is a manufacturer of railroad rolling stock and railcar parts, founded in 1899. In 1901, the company began leasing the facilities of a railroad rolling stock and shipbuilding manufacturer, the Jackson and Sharp Company. The records include photocopies of a history of the Wilmington plant, incorporation papers, and deeds.
Abstract: The records of the American Iron and Steel Institute and its predecessors provide an overview of the American iron and steel industries from their roots in the mid-eighteenth century to the early 1980s. The bulk of the archive consists of the Institute's library. Most of the Institute's own publications, plus a large collection of steel industry annual reports, are cataloged individually and stored in the general Imprints Department stacks.
Dates: 1872-1985; Majority of material found within 1908-1975
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: Andrew Campbell (1821-1890) was an important inventor and manufacturer of printing presses and president of the Campbell Printing Press Company of Brooklyn, New York. His papers include biographical data, correspondence, accounts, patents and records concerning Campbell's inventions.
Abstract: Andrew Gray Wilson (1844-1905) was well-known among shipbuilders as a preeminent marine engineer and naval architect. This small collection consists of genealogical papers related to the Wilson family, as well as the Driver family and the Merritt family of New York.
Abstract: The Ann Hillyard in this contract might be Ann Hillyard (1824-1895) who married Richard Watkins (1799-1878), but it is not confirmed. This item is a photostat copy from microfilm of Ann Hillyard indenture to Alan Wood (1800-1881). Wood operated Alan Wood Iron and Steel Company in Conshohocken, Pennsylvania.
Abstract: Anna J. Schwartz (1915-2012) was an American economist who worked at the National Bureau of Economic Research in New York City. The collection consists of a microfilm copy of an unpublished paper by Schwartz collecting banking statistics for the states of Pennsylvania (1829-1863) and New York (1831-1863), along with an extended essay describing their derivation.
Dates: 1829-1963, undated
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: 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.
Abstract: 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: The Antietam Woolen Manufacturing Company was a small textile mill in Funkstown, Maryland and operated a domestic store in Hagerstown. The collection represents an incomplete record of a small textile mill company in the early nineteenth century. The records include bills, orders, accounts, inventories and cost estimates. Of particular interest are a series of reports on visits to similar mills operated by Du Pont, Bauduy & Company near Wilmington, Delaware, and by Fisher & Gougher in Germantown, Pennsylvania, with notes on workers, machinery and administrative methods.
Dates: 1814-1843; Majority of material found within 1814-1816
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: Arnold M. Kneitel (1923-2012) worked in the Film Department of E.I. du Pont de Nemours & Company, specializing in marketing research for Mylar polyester film. His papers are related to his career he preserved at home and include ephemera relating to the marketing of Mylar and papers on office management information systems and the early years of word processing, among other items.
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: 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: 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: The Atterbury family, specifically brothers John Guest Atterbury (1811-1887) and William Wallace Atterbury (1823-1911), and John's son William Wallace Atterbury (1866-1935), were descendants of a London bank house representative and Huguenot family. John was a lawyer and later a Presbyterian minister, as was William. The younger William was a career officer for the Pennsylvania Railroad. The Atterbury family papers consist primarily of the personal papers of the younger W.W. Atterbury as preserved by his family, along with a few items from his father and uncle.
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: Austin Homer (1896-1974) was president of J.E. Caldwell Company, jewelers, silversmiths, and antiquarians in Philadelphia. Homer was a well-known business executive and was recognized as one of the nation's foremost authorities on contemporary and antique silver. He was also involved in designing children's toys. His papers consists of correspondence, speeches, patents, notebooks, and sketches while he was president of J.E. Caldwell Inc., and correspondence, contracts, sketches, and prototypes when he was a toy designer.
- Repository: Manuscripts and Archives X
- Correspondence 233
- Social history 70
- Railroads 65
- Financial statements 53
- Chemical industry 43
- Research, Industrial 40
- Account books 37
- Reports 36
- Iron industry and trade 34
- Patents 34
- Diaries 33
- Gunpowder industry 32
- Minutes 31
- Domestic relations 30
- Textile industry 30
- Explosives industry 27
- Steel industry and trade 27
- Electronic industries 26
- Textile fibers, Synthetic 26
- Advertisements 25
- Scrapbooks 25
- Papermaking 23
- Biography 22
- Investments 22
- Inventors 21
- Industrial chemists 20
- Ships 20
- Marketing 19
- Merchants 19
- Industrial design 18
- Dyes and dyeing 17
- Genealogies 17
- Industrial safety 17
- Laboratory notebooks 16
- United States -- History -- Civil War, 1861-1865 16
- Wages 16
- Commerce 15
- Maps 15
- Technical drawings 15
- United States. Navy -- Officers 15
- Aeronautics 14
- Banks and banking 14
- Papermaking machinery 14
- Receipts (Financial records) 14
- Speeches 14
- World War, 1939-1945 14
- Business and politics 13
- Du Pont family -- Homes and haunts 13
- Industrial relations 13
- Mechanical engineering 13
- Middle class women 13
- Notebooks 13
- Oral histories 13
- Blast furnaces 12
- Europe -- Description and travel 12
- Paper mills 12
- Real property 12
- Coal mines and mining 11
- Cotton manufacture 11
- Exhibitions 11
- Firearms 11
- Trade associations 11
- Trial and arbitral proceedings 11
- Chemical engineering 10
- Computer industry 10
- France -- Politics and government 10
- Household electronics 10
- Philadelphia (Pa.) 10
- Rubber, Artificial 10
- Testing laboratories 10
- Timetables 10
- Weapons industry -- Employees 10
- Deeds 9
- Education 9
- Electric industries 9
- France -- History -- Revolution, 1789-1799 9
- Gunpowder, Smokeless 9
- Pennsylvania 9
- Printing industry 9
- Railroads -- Rolling stock -- Design and construction 9
- Real estate development 9
- Shipbuilding 9
- Television 9
- United States -- Politics and government 9
- Wilmington (Del.) 9
- Architectural drawings 8
- Chemistry, Organic 8
- Community life 8
- Consolidation and merger of corporations 8
- Iron and steel workers 8
- Nylon 8
- Packaging -- Design 8
- Poetry 8
- Railroad engineering 8
- Railroads -- Buildings and structures 8
- Railroads -- Maps 8
- Textile factories 8
- Vacuum-tubes 8
- Advertising campaigns 7
- Agreements 7 ∧ less
- English 796
- French 59
- German 3
- Italian 2
- Du Pont family 153
- E.I. du Pont de Nemours & Company 95
- Du Pont de Nemours, Pierre Samuel, 1739-1817 48
- Du Pont, Samuel Francis, 1803-1865 30
- Pennsylvania Railroad 22
- Du Pont, Sophie Madeleine, 1810-1888 19
- Du Pont, Eleuthère Irénée, 1771-1834 16
- Du Pont, H. A. (Henry Algernon), 1838-1926 16
- RCA Corporation 16
- United States. Navy 15
- Du Pont de Nemours, Francoise Robin Poivre, 1748-1841 14
- Savery, Thomas H., 1837-1910 13
- E.I. du Pont de Nemours & Company. Experimental Station 12
- Pusey and Jones Company 11
- Du Pont, Victor Marie, 1767-1827 9
- Joseph Bancroft & Sons Co 9
- Du Pont, Francis Gurney, 1850-1904 8
- Du Pont, Henry, 1812-1889 8
- Longwood Gardens (Kennett Square, Pa.) 8
- Pusey & Jones Corporation 8
- Carothers, Wallace Hume, 1896-1937 7
- Crowninshield, Louise du Pont, 1877-1958 7
- E.I. du Pont de Nemours & Company. Organic Chemicals Department 7
- E.I. du Pont de Nemours & Company. Textile Fibers Department 7
- Gilpin, Joshua, 1765-1841 7
- Southeastern Pennsylvania Transportation Authority 7
- Du Pont, Pierre S. (Pierre Samuel), 1870-1954 6
- E.I. du Pont de Nemours & Company. Grasselli Chemicals Department 6
- General Electric Company 6
- Greenewalt, Crawford H., 1902-1993 6
- Jackson Laboratory (E.I. du Pont de Nemours & Company) 6
- Loewy, Raymond, 1893-1986 6
- Manhattan Project (U.S.) 6
- Maxim, Hudson, 1853-1927 6
- Philadelphia & Reading Railroad Co 6
- Young, William, 1755-1829 6
- Amtrak 5
- Baldwin Locomotive Works 5
- Bauduy, Peter, 1769-1833 5
- Bethlehem Steel Corporation 5
- Hanford Engineer Works 5
- International Business Machines Corporation 5
- Staël, Madame de (Anne-Louise-Germaine), 1766-1817 5
- Thayer, Horace H., 1878-1959 5
- Unknown 5
- Bauduy, Victorine du Pont, 1792-1861 4
- Bradford, Phoebe George, 1794-1840 4
- Centennial Exhibition (1876 : Philadelphia, Pa.) 4
- Central Railroad of New Jersey 4
- DeMirjian, Charles H., 1925-2021 4
- Du Pont, Alfred Victor, 1798-1856 4
- Du Pont, Margaretta Lammot, 1807-1898 4
- E.I. du Pont de Nemours & Company. Brandywine Works 4
- E.I. du Pont de Nemours & Company. Central Research and Development Department 4
- E.I. du Pont de Nemours & Company. Explosives Department 4
- E.I. du Pont de Nemours & Company. Pioneering Research Laboratory 4
- General Motors Corporation 4
- Hagley Museum and Library 4
- Krider, John 4
- Lukens Steel Company 4
- National Association of Manufacturers (U.S.) 4
- Reading Company 4
- Savery, William H., 1865-1949 4
- Smith, Eleuthera du Pont, 1806-1876 4
- University of Delaware 4
- Victor Talking Machine Company 4
- William Sellers & Co. (Philadelphia, Pa.) 4
- American Iron and Steel Institute 3
- American Telephone and Telegraph Company 3
- Baltimore and Ohio Railroad Company 3
- Baughman, James P. 3
- Bethlehem Steel Company 3
- Brandywine Hundred (Del.) 3
- Brandywine Manufacturers Sunday School 3
- Curtis Paper Company 3
- David Sarnoff Library 3
- Du Pont de Nemours, Pere et Fils & Cie 3
- Du Pont, Alexis I. (Alexis Irénée), 1843-1904 3
- Du Pont, Bauduy & Company 3
- Du Pont, Charles I. (Charles Irénée), 1797-1869 3
- Du Pont, Irénée, 1876-1963 3
- Du Pont, Jean Kane Foulke, 1891-1985 3
- Du Pont, Josephine de la Fite de Pelleport, 1770-1837 3
- Du Pont, T. Coleman (Thomas Coleman), 1863-1930 3
- Du Pont, William, 1855-1928 3
- Du pont, Sophie Dalmas, 1775-1828 3
- E.I. du Pont de Nemours & Company. Carney's Point Works 3
- E.I. du Pont de Nemours & Company. Development Department 3
- E.I. du Pont de Nemours & Company. Elastomer Chemicals Department 3
- E.I. du Pont de Nemours & Company. Engineering Department 3
- E.I. du Pont de Nemours & Company. Executive Committee 3
- E.I. du Pont de Nemours Powder Company 3
- Eddystone Manufacturing Company 3
- Eleutherian Mills (Greenville, Del. : Estate) 3
- Hayden, Oliver M. (Oliver Mills), 1893-1991 3
- Henry Francis du Pont Winterthur Museum 3
- Hercules Powder Company 3
- Hotel du Pont 3
- Hounshell, David A. 3
- J.E. Rhoads & Sons 3 ∧ less