Showing Collections: 301 - 350 of 1715
David H. Dawson papers
David H. Dawson (1908-1976) was a chemist, senior vice president, and Executive Committee member at the DuPont Company, where he worked for forty years. Dawson's papers consist of speeches and published papers related to his professional life. They also include materials related to his undergraduate education at Drexel University and The Ohio State University, including his doctoral dissertation on heavy water, which probably relates to the hydrogen bomb's development during World War II. There are also some early engineering publications.
David Sarnoff Library collections
David Sarnoff (1891-1971) was president of the Radio Corporation of America (RCA), one of the country’s leading manufacturers and vendors of radios, phonographs, and televisions. He established the David Sarnoff Library, to house his private papers and professional records. The collections developed further with the acquisition of papers of former RCA executives, scientists, and engineers. There are twenty collections from the David Sarnoff Library. Cumulatively it includes thousands of linear feet of documents, reports, photographs, films, and publications detailing the rise and fall of the Radio Corporation of America (RCA) and of Sarnoff, its longtime leader. The list of links in this resource will take you to the finding aids for collections within the David Sarnoff Library at Hagley.
David Sarnoff Library records
The David Sarnoff Library was established at the David Sarnoff Research Center in Princeton, New Jersey in 1967 as a showcase for the accomplishments of long-time Radio Corporation of America (RCA) head David Sarnoff. After five years of activity, the Library was largely moribund until the arrival of Alex Magoun as Curator (later Executive Director) in 1998. Under his leadership, the Library expanded its mission to include the history of RCA in general and the David Sarnoff Research Center in particular. Due to lack of funding, the David Sarnoff Library closed in 2009. The collection documents the creation and evolution of the Library through board of directors records, correspondence, reports, oral histories, and photographs.
David Sarnoff papers
David Sarnoff (1891-1971) was the iconic leader of the Radio Corporation of America (RCA) for most of the company's history. For many years the only Jewish executive in the communications field, Sarnoff was highly influential in the development of radio and television. The focus of the David Sarnoff papers is the original David Sarnoff Collection assembled by Sarnoff to celebrate his career. However, the papers also include the extensive photographic, publicity, and administrative files created by his staff at RCA and a substantial audiovisual component.
David Sarnoff Research Center records
The David Sarnoff Research Center (DSRC) in Princeton, New Jersey was the central research organization for the Radio Corporation of America (RCA) from 1942 to 1987. Following GE’s acquisition of RCA in 1986, the DSRC was donated to SRI International as a contract research laboratory. Renamed the Sarnoff Corporation in 1997, it was integrated into SRI in 2011. The records document the pioneering research of its scientists and trace the history of the organization from its establishment into the twenty-first century.
David Thomas papers
David Thomas (1794-1882) was a Pennsylvania iron manufacturer who introduced into the United States the use of anthracite coal in the manufacture of pig iron. The papers consist of twenty-eight letters received by Thomas between May 1839 and 1842. They contain important new information on one of the textbook examples of nineteenth century technology transfer.
David Thomas papers
David Thomas (1794-1882) was a Pennsylvania iron manufacturer who introduced into the United States the use of anthracite coal in the manufacture of pig iron. The papers consist of typed transcripts twelve letters, the bulk of which were sent by David Thomas to his niece, Jane Harris Bowen, and nephew, David Harris, in Wales. The letters deal primarily with family news, but Thomas also writes about general business conditions, the level of prices and wages and the Civil War.
D.B. Jones Company records
The D.E. Jones Company, and its successor, Edith N. McConnell, were caterers and confectioners in Wilmington, Delaware. The records consist of recipe books, account books, and ledgers that identify individual and corporate customers, and describe types of food prepared for and purchased by clients, who were generally entertaining guests.
Deadwood Central train at Chicago Railroad Fair postcard
The Chicago Railroad Fair was the first exposition after the Second World War and the last exposition that featured railroads as its theme. It marked the centennial of the arrival of railroads to Chicago and their role in westward expansion. This is a postcard of the narrow gauge Deadwood Central train that carried visitors around the fairground.
Deeds for mill-seats on the Brandywine Creek and environs
Oliver Canby (1716-1754) was a miller on the Brandywine Creek. This collection of deeds and indentures documents the acquisition of mills or mill seats, and other lands near the Brandywine Creek in Wilmington, Delaware by the Canby family. This collection was in the possession and care of the Canby family until it was given to Hagley Museum and Library in 2011 by a descendant of Oliver Canby.
Delaware and Bound Brook Railroad Company records
The Delaware and Bound Brook Railroad Company was incorporated in 1874, for the purpose of forming a second railroad route between the cities of New York and Philadelphia. Their records consist primarily of basic corporate documents such as minutes, account books, annual reports to the I.C.C., and agreements.
Delaware Coach Company records
The Delaware Coach Company was originally incorporated as the Wilmington & Philadelphia Traction Company on June 25, 1910, and operated an electric street railway line from Wilmington, Delaware, to Chester, Pennsylvania, and to Philadelphia. Throughout the early twentieth century, the company purchased stock in and leased numerous electric railway, transportation, and utilities companies in the Wilmington and Chester areas. In 1941, it changed its name to the Delaware Coach Company as trackless trolleys and buses replaced electric streetcars. Included are official documents and correspondence; personnel and financial records; public relations files; land deeds; legislation; labor agreements and contracts; equipment, fare, and route policies; ordinances; minute books, and other miscellaneous material created by Delaware Coach and its predecessor electric streetcar companies.
Delaware Construction Co. blueprints
The Delaware Construction Company was a building company, constructing residential houses in downtown Wilmington, Delaware. It was founded in 1909 as a subsidiary of the National Real Estate Trust Company, which provided loans and financing for the properties. This small collection consists of five blueprints of houses by E. Olney Sherman, dated 1910 for Delaware Construction Co.
Delaware Construction Company houses in Wilmington, Delaware
Horace Holden Thayer, Jr. (1878-1959) was a naval architect, mechinical engineer, and businessman. Between 1909 and 1914 Thayer worked for the Delaware Construction Company which was a building company, constructing residential homes in downtown Wilmington, Delaware. This collection contains photographs of fifteen homes taken between 1910 and 1914. The images are of exterior views only.
Delaware Engagement Calendars
St. Andrew's congregation was founded in 1829 in Wilmington, Delaware. This collection contains two Delaware Engagement Calendars, "Historical Edition 1638-1840" and "Historical Edition 1840-1905" for calendar years 1958 and 1959 respectively.
Delaware, Lackawanna and Western Railroad Company records
The Delaware, Lackawanna & Western Railroad was one of the largest and most prosperous anthracite mining and transporting companies in Pennsylvania.Their records consist of minutes of the DL&W and its two direct predecessors.
Delaware, Lackawanna & Western Railroad Co. Coal Department photographs
The Delaware, Lackawanna & Western (DL&W) Railroad was one of the largest and most prosperous anthracite transporting and mining companies in Pennsylvania. This collection consists of dated and undated views of a boiler, breakers, collieries, fan houses, hoist, mule barns, pumps, shafts, steam plant, tunnels and an electric power plant in the anthracite mining areas in Lackawanna and Luzerne Counties of eastern Pennsylvania.
Delaware Memorial Hospital demolition photographs
This collection is three photographs of the razing of Delaware Memorial Hospital. When originally founded in 1887, it was called Homeopathic Hospital since that was the branch of medicine that was practiced there. In 1940, it was renamed Memorial Hospital. It continued to serve the public also providing allopathic care until it was razed in 1985.
Delaware Park racetrack map
This item is a map of Delaware Park racetrack area showing property boundaries. Parking areas are identified. Buildings are numerically coded, but there is no corresponding key. William duPont, Jr. and Donald P. Ross designed and built Delaware Park Racetrack. Phillip T. Harris of Media, Pennsylvania was hired as the architectural engineer. The facility opened on June 26, 1937. Although the park closed briefly during the 1980s, over the years, it has expanded to include a full-service casino and other amenities
Delaware School Auxiliary Association photographs
Pierre S. du Pont incorporated the Delaware School Auxiliary Association in 1919 to finance the construction of new school buildings throughout Delaware. Between 1918 and 1940 he donated $5,000,000 to build some 120 schools. This collection contains photographs, almost all exterior, of 114 public elementary and secondary schools in Delaware.
Delaware state fairgrounds aerial photograph
Aerial view showing crowded fairgrounds. The Delaware State Fair began as the Kent and Sussex County Fair in 1920, and is now known as the Delaware State Fair. 1928 was the last year the Delaware state fair was held at the Elsmere site.
Delaware State Tax Department, Delaware School Auxiliary Association and School Foundation records
Miscellaneous records including information about educational facilities in Delaware.
Delaware Trapshooting miscellany
Documents related to the Delaware State Trapshooting Championship, held at various locations throughout state, mainly Wilmington Trapshooting Association in Newark, Delaware and Silver Lake Sportsman's Association in Magnolia, Delaware. Also included are programs from the Grand American Trapshooting Tournament.
Delmarva area flour and feed mills photographs
Orlando Wootten (1909-1997) was the photographer for the Salisbury (Maryland) Daily Times and Wicomico Historical Society. Collection consists of documentary views of three flour and feeds mills from the Delmarva area
Delmarva Power and Light Company photographs
Delaware Power & Light Company had its beginnings in the 1880s as a number of small power companies sprang up to provide electric service to the Delmarva Peninsula. These 1926 images document the construction of gas towers and substations at the Christiana and Brandywine power plants in the Wilmington, Delaware.
"Design Concepts: Water Storage" booklet
A booklet produced by the American Iron and Steel Institute's Committee of Steel Plate Producers in the 1960s to illustrate imaginative and attractive designs in constructing community water-storage structures with steel.
"Designs for artificial fire works" manuscript
By the time this manuscript was written in the late eighteenth century, the inclusion of fireworks at celebrations across Europe had been well-established for centuries. In the second half of the eighteenth century, commercial firework displays in particular rose in popularity among audiences across the social spectrum. This collection is comprised of a single manuscript volume with contemporary binding, quarter leather, with marbled paper over boards, all edges speckled in red, and silk endbands. Produced in England circa 1780, the volume consists of 13 leaves containing ink drawings of designs for artificial fireworks.
Dimmick family correspondence (microfilm)
The Dimmick family were descendants of the founders of E.I. du Pont de Nemours & Company, a chemical research and manufacturing company. The collection contains a microfilm copy of correspondence between Joanna (Smith) du Pont (1815-1876) and her daughter, Joanna (du Pont) Dimmick (1854-1901), and letters from Sophie M. du Pont (1810-1888) to her niece, Dimmick, and the latter's step-daughter, Lavinia Elizabeth Dimmick (1874-1946). The letters are personal in nature, including du Pont family news.
Directors of Industrial Research records
The Directors of Industrial Research (D.I.R.) is a forum for the exchange of ideas and information on topics of mutual interest for directors of America's foremost industrial research laboratories, formed in 1923. The records of the Directors of Industrial Research are an important collection, primarily because of their documentation of the development of industrial research. These records provide ample opportunity for the study of a powerful elite of corporate researchers, and a close-up view of certain aspects of the relationship between science and big business in the twentieth century.
Disposor Corporation album
The Disposor Corporation was the sales agent for the General Fan Corporation of New York City in the 1930s. This collection consists of fourteen photographs of the General Fan Corporation's various mechanical products (ventilation and cooling units) on display at exhibits or installed in businesses, including a ship and restaurants. The album was put together by the Disposor Corporation for sales purposes.
Dodge Brothers March sheet music
Victor Herbert (1859-1924) was a composer, conductor and cellist. This item is sheet music of the Dodge Brothers March which was composed in honor of Horace E. Dodge (1868-1920).
Domenico Mortellito papers
Domenico Mortellito (1906-1994) was a designer, muralist, and sculptor noted for working in plastics and other synthetic materials. The majority of the materials in this small collection deal with the design and execution of the DuPont Pavilion at the second New York World's Fair in 1964-1965, including correspondence, studies, drawings, and photos of the take-apart model of the original design.
Don von Schritz collection of matchbook covers
A match cover or a matchbook cover is a thin piece of cardboard that is folded around a set of match sticks. Chemist, John Walker (1781-1859) invented the match stick in 1827. Joshua Pusey (1842-1906?), an inventor and attorney patented matchbook covers in 1892. Within a short time hotels, restaurants, airlines, and all kinds of stores began advertising using matchbook covers. This is a small collection of matchbook covers consists advertising hotels, restaurants, banks, elections, products, and organizations. Most of the matchbook covers are from Texas and New Mexico with a few coming from other states.
Donald & Carolyn Hoke collection of typewriter advertising and ephemera
Donald Hoke (1951-) and Carolyn Hoke (1951-) are co-owners of Vintage Steam Products, LLC, which manufactures and sells restoration materials for Stanley steam vehicles in Texas. Don Hoke created the Virtual Steam Car Museum, Inc. in 2011. Sparked by eight years at the Milwaukee Public Museum curating the Dietz Collection, he started collecting typewriter ephemera privately and discovered eBay in 1995. A typewriter is a mechanical or electromechanical machine for producing written characters using a key to strike an inked ribbon to transfer ink or carbon onto paper. This collection of typewriter advertising and ephemera offers great insight into the technological development of the typewriter through its beginnings in the 1870s until its eventual dissolution in the 1990s. The plethora of advertising ephemera helps frame the typewriter historically and sociologically, offering insight into the careers of typists and the migration of the typewriter from the office into the home. Trends in advertising and industrial design through the twentieth century are also represented in this collection and will offer ample evidence of these evolutions to researchers.
Donald F. Carpenter papers
Donald Fell Carpenter (1899-1985) was general manager of the Film Department at the DuPont Company. He graduated from the Massachusetts Institute of Technology (MIT) with a degree in engineering in 1922. Between 1927 and 1933 he held increasingly important managerial positions with the DuPont Viscoloid Company, and between 1933 and 1948 with the Remington Arms Company. In 1947 to 1948 he was a member of the Industrial Advisory Group to the U.S. Atomic Energy Commission. Broadly speaking, the materials in this small collection of his papers cover Carpenter's entire career, from his senior thesis at MIT (the design for an addition to his father's tinsmithing shop) to his involvement with political and civic affairs during his retirement.
Donald F. Carpenter photographs
Donald Fell Carpenter (1899-1985) was General Manager of the Film Department at the DuPont Company. The collection consists of photographs, newspaper clippings, pamphlets and a few letters relating to Donald Carpenter's personal life and career.
Donald R. Hull papers
Donald Robert Hull (1911-1995) was a longtime employee at the DuPont Company mainly working with nylon and textile fibers. The collection pertains to his work at DuPont and Hull's consulting firm, Fiber Concepts, Inc.
Donald R. Hull photograph collection
Donald Robert Hull (1911-1995) was a longtime employee at the DuPont Company mainly working with nylon and textile fibers. The collection consists of four scrapbook albums of material from Donald Hull's career with the Du Pont Company.
Donaldson Brown papers
Donaldson Brown (1885-1965) was an industrialist and business executive with E.I. du Pont de Nemours and the General Motors Corporation. These papers relate to Brown's association with GM, and reflect his concern with financial policy, organization and operation, and employee relations. They are especially concerned with the period of World War II. Files from the 1920s and 1930s describe Brown's effort to relate pricing policies to financial control.
Dowling & Kennedy records
Dowling & Kennedy were railroad contractors. The partnership of Dowling & Kennedy and its predecessor, Reynolds, Dowling & Company, were typical of the many small firms that subcontracted to grade sections of railroad rights of way for large general contractors. This collection contains account books, vouchers, and statements covering the receipt of monies from the general contractor and its expenditure for labor and supplies. There are also timebooks, payrolls, and correspondence.
du Pont Bradford family photographs
Edward G. Bradford, II (1848-1928) was a federal judge on the United States District Court for the District of Delaware. He married Eleuthera Paulina du Pont in 1872. This collection consists of photographs of the du Pont family and estate, as well as numerous postcards.
du Pont de Nemours and de Pusy correspondence
Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. He was an advocate for a national educational system and promoted Franco-American trade relations. Françoise (Robin) Poivre (1748-1841) was the second wife of Pierre Samuel. Françoise Julienne Ile de France (Poivre) Bureaux de Pusy (1770-1845) was a daughter from Poivre's first marriage. This collection includes a small selection of correspondence, including details on the family's immigration to the United States from France and Bureaux de Pusy's financial problems.
Du Pont de Nemours correspondence (photocopies)
Pierre Samuel du Pont de Nemours was a French political economist, writer, publisher, and public administrator. He was an advocate for a national educational system and promoted Franco-American trade relations. Francoise (Robin) Poivre du Pont was his second wife. His grandson, Samuel Francis du Pont (1803-1865) was an Admiral in the United States Navy and fought in the Mexican-American War and the Civil War. This collection consists of twenty-three photocopied letters, primarily from Pierre Samuel du Pont de Nemours (1739-1817), but also Francoise du Pont de Nemours (1748-1831) and Samuel Francis du Pont (1803-1865). The correspondence is primarily to Marie Anne Lavoisier Thompson (1758-1836), a French chemist and close friend of the family.
du Pont de Nemours documents (photocopies)
Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Françoise Robin du Pont (1748-1841) was the second wife of du Pont de Nemours. The collection contains photocopies of documents signed relating to both du Pont de Nemours, their prosperity, loans, and power of attorney.
du Pont de Nemours letters (copies)
Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Françoise Robin du Pont (1748-1841) was the second wife of du Pont de Nemours. The collection contains copies of letters of both du Pont de Nemours to Monsieur de la Fontaine, Jacques Necker (1732-1804), Philippe Nicolas Harmand (1759-1838), and Francoise Gabrielle Clemence Harmand.
du Pont de Nemours letters (photocopies and microfilm)
Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Françoise Robin du Pont (1748-1841) was the second wife of du Pont de Nemours. The collection contains photocopies of letters written by both du Pont de Nemours regarding brochures.
du Pont de Nemours letters to Jonathan Russell
Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Françoise Robin du Pont (1748-1841) was the second wife of du Pont de Nemours. The collection contains four letters from the du Ponts to Jonathan Russell (1771-1832), American Chargé d'Affaires in Paris.
Du Pont descendants' and allied families' papers
The Du Pont descendants and allied families are the children of brothers Victor Marie du Pont (1767-1827) and Éleuthère Irénée "E.I." du Pont (1771–1834), as well as their grandchildren and relatives through marriage. Victor Marie du Pont and E.I. du Pont were the sons of Pierre Samuel du Pont de Nemours (1739-1817), a French political economist, writer, publisher, and public administrator. This collection consists of the papers of the descendants of Victor Marie and Eleuthère Irénée du Pont and members of allied families. The principal holdings are for Amelia Elizabeth du Pont (1796-1869) and Charles Irénée du Pont (1797-1869), children of Victor du Pont, and Charles's wife, Dorcas Van Dyke (1806-1838), as well as for Victorine du Pont Bauduy (1792-1861), Alfred Victor du Pont (1798-1856), and Eleuthera du Pont Smith (1806-1876), children of E.I. du Pont.
Du Pont family homes placemats
The du Pont family is a prominent Delawarean family descended from Pierre Samuel du Pont de Nemours (1739-1817), who founded E.I. du Pont de Nemours & Company with his son, Eleuthère Irénée du Pont (1771-1834), in 1802. E.I. du Pont de Nemours & Company is a chemical research and manufacturing company more commonly referred to as the DuPont Company. This collection consists of placemats with images of exterior views of eight du Pont family homes.
Du Pont family miscellany
This small collection of du Pont family miscellany came to Hagley from Winterthur as an assortment of various family items that did not relate to their individual library holdings. The items, though extremely fragmentary, represent over two centuries of du Pont family history.
- Manuscripts and Archives 979
- Audiovisual Collections 732
- Published Collections 4
- Correspondence 259
- Railroads 122
- Advertisements 106
- Gunpowder industry 92
- Social history 87
- Chemical industry 82
- Explosives industry 70
- Exhibitions 65
- Financial statements 64
- Textile industry 58
- Steel industry and trade 51
- Research, Industrial 49
- Account books 47
- Patents 47
- Reports 45
- Textile fibers, Synthetic 45
- Iron industry and trade 41
- Exhibition buildings 40
- Ephemera 39
- Portraits 38
- Scrapbooks 38
- Electronic industries 37
- Minutes 37
- Photograph albums 37
- Diaries 36
- Aeronautics 35
- Construction projects 35
- Domestic relations 35
- Postcards 35
- Ships 35
- World War, 1939-1945 35
- Factories 33
- Industrial chemists 33
- Wilmington, Del. 33
- Group portraits 32
- Industrial design 32
- Marketing 32
- Oral histories 32
- Du Pont family -- Homes and haunts 31
- Inventors 31
- Railroads -- Rolling stock 30
- Panoramic photographs 29
- Testing laboratories 29
- Genealogies 28
- Automobile industry and trade 27
- Papermaking 27
- Dyes and dyeing 26
- Powder mills 26
- Biography 25
- Industrial safety 25
- Merchants 25
- Weapons industry -- Employees 25
- Planographic prints 24
- Textile factories 24
- Trade associations 24
- Gunpowder, Smokeless 23
- Investments 23
- Railroad stations 23
- Coal mines and mining 22
- Sales promotion 22
- Wages 22
- Aerial photographs 21
- Blast furnaces 21
- Packaging -- Design 21
- Business and politics 20
- Chemical plants 20
- Computer industry 20
- Pennsylvania 20
- Posters 20
- Technical drawings 20
- World War, 1914-1918 20
- Banks and banking 19
- Iron and steel workers 19
- Maps 19
- Steel-works 19
- United States -- History -- Civil War, 1861-1865 19
- Gardens 18
- Industrial films 18
- Industrial housing 18
- Industrial relations 18
- Philadelphia (Pa.) 18
- Railroads -- Rolling stock -- Design and construction 18
- Speeches 18
- Electric industries 17
- Historic sites 17
- Mechanical engineering 17
- Nylon 17
- Paper mills 17
- Railroads -- Buildings and structures 17
- Stores, Retail 17
- Commerce 16
- Cotton manufacture 16
- Firearms 16
- Laboratory notebooks 16
- Machine-tools 16
- Public relations 16
- United States. Navy -- Officers 16
- Women employees 16
- Dwellings 15
- Europe -- Description and travel 15 ∧ less
- English 1660
- French 66
- German 3
- Italian 2
- Spanish; Castilian 1
- Du Pont family 209
- E.I. du Pont de Nemours & Company 200
- Unknown 55
- Du Pont de Nemours, Pierre Samuel, 1739-1817 50
- Pennsylvania Railroad 41
- Du Pont, Samuel Francis, 1803-1865 31
- E.I. du Pont de Nemours & Company. Experimental Station 25
- Du Pont, Sophie Madeleine, 1810-1888 19
- Du Pont, Eleuthère Irénée, 1771-1834 17
- RCA Corporation 17
- Du Pont, H. A. (Henry Algernon), 1838-1926 16
- United States. Navy 16
- Du Pont, Pierre S. (Pierre Samuel), 1870-1954 15
- Joseph Bancroft & Sons Co 15
- Dick, John A., 1879-1972 14
- Du Pont de Nemours, Francoise Robin Poivre, 1748-1841 14
- New York World's Fair (1964-1965 : New York, N.Y.) 14
- Savery, Thomas H., 1837-1910 13
- E.I. du Pont de Nemours & Company. Textile Fibers Department 12
- Eleutherian Mills (Greenville, Del. : Estate) 12
- Longwood Gardens (Kennett Square, Pa.) 12
- New York World's Fair (1939-1940 : New York, N.Y.) 12
- Centennial Exhibition (1876 : Philadelphia, Pa.) 11
- Jackson Laboratory (E.I. du Pont de Nemours & Company) 11
- Pusey and Jones Company 11
- Carothers, Wallace Hume, 1896-1937 10
- Du Pont, Francis Gurney, 1850-1904 10
- Greenewalt, Crawford H., 1902-1993 10
- Reading Company 10
- World’s Columbian Exposition (1893 : Chicago, Ill.) 10
- Bethlehem Steel Corporation 9
- Du Pont, Henry, 1812-1889 9
- Du Pont, Victor Marie, 1767-1827 9
- Loewy, Raymond, 1893-1986 9
- Penn Central Transportation Company 9
- Pusey & Jones Corporation 9
- Baldwin Locomotive Works 8
- Crowninshield, Louise du Pont, 1877-1958 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. Chestnut Run Laboratories 8
- E.I. du Pont de Nemours & Company. Organic Chemicals Department 8
- Hagley Museum and Library. Library. Oral History Project Office 8
- Hanford Engineer Works 8
- National Association of Manufacturers (U.S.) 8
- Philadelphia & Reading Railroad Co 8
- Radio Corporation of America 8
- Southeastern Pennsylvania Transportation Authority 8
- Du Pont, Alfred I. (Alfred Irénée), 1864-1935 7
- E.I. du Pont de Nemours & Company. Carney's Point Works 7
- E.I. du Pont de Nemours & Company. Engineering Department 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
- International Business Machines Corporation 7
- Maxim, Hudson, 1853-1927 7
- Victor Talking Machine Company 7
- Amtrak 6
- Avon Products, Inc 6
- Brandywine Manufacturers Sunday School 6
- Budd Company 6
- Century of Progress International Exposition (1933-1934 : Chicago, Ill.) 6
- E.I. du Pont de Nemours & Company. Grasselli Chemicals Department 6
- General Electric Company 6
- Lea family 6
- Lehigh Valley Railroad Company 6
- Lukens Steel Company 6
- Manhattan Project (U.S.) 6
- Sperry Rand (Corporation). Univac Division 6
- Spohn, Benjamin (staff) 6
- Thayer, Horace H., 1878-1959 6
- Young, William, 1755-1829 6
- All American Engineering Company 5
- American Telephone and Telegraph Company 5
- Baltimore and Ohio Railroad Company 5
- Bauduy, Peter, 1769-1833 5
- Bauduy, Victorine du Pont, 1792-1861 5
- Cinecraft, Inc 5
- DeMirjian, Charles H., 1925-2021 5
- Du Pont Motors, Incorporated 5
- Du Pont, Alfred Victor, 1798-1856 5
- Du Pont, Irénée, 1876-1963 5
- E.I. du Pont de Nemours Powder Company 5
- General Motors Corporation 5
- Hercules Powder Company 5
- Louisiana Purchase Exposition (1904 : Saint Louis, Mo.) 5
- Massachusetts Institute of Technology 5
- Ramsay, William G. (William Gouverneur), 1866 - 1916 5
- Raskob, John J. (John Jakob), 1879-1950 5
- Remington Arms Company 5
- Smith, Eleuthera du Pont, 1806-1876 5
- Staël, Madame de (Anne-Louise-Germaine), 1766-1817 5
- United States. National Aeronautics and Space Administration 5
- University of Delaware 5
- William Sellers & Co. (Philadelphia, Pa.) 5
- American Car and Foundry Company 4
- American Car and Foundry Company. Jackson & Sharp Plant 4
- American Iron and Steel Institute 4 ∧ less