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Showing Collections: 251 - 300 of 1802

Chestnut Run Textile Research Laboratory vertical aerial photograph

 Collection
Accession: 2012-216
Abstract:

E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont company. The DuPont Company opened the Chestnut Run Textile Research Laboratory in 1954 near Wilmington, Delaware as a research facility to test the effects of normal wear and tear on DuPont's line of synthetic fibers and fabrics. This item is a vertical aerial photograph of DuPont's Chestnut Run facility in Wilmington, Delaware.

Dates: circa 1962

Chicago Railroad Fair photographs and postcards

 Collection
Accession: 1998-244
Abstract:

The Chicago Railroad Fair was 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. The exposition was held in 1948 and 1949 in Chicago. This collection consists of souvenir postcards and miniature photographic views of the buildings and locomotives at the Fair.

Dates: 1948-1949

"Chicago" souvenir viewbook

 Collection
Accession: 2004-245
Abstract:

World's Columbian Exposition, the Chicago World's Fair which was staged from May to October, 1893, commemorated 400 years since Columbus's New World arrival. Souvenir view book of Chicago, Illinois, including view of the World's Fair.

Dates: 1892

Christ Church Christiana Hundred photographs

 Collection
Accession: 2011-222
Abstract:

Christ Church Christiana Hundred is an Episcopal church in Greenville, Delaware, founded in 1848 by the du Pont family and Reverend Samuel Brinckle (1796-1863).This collection of Christ Church photographs primarily document changes to the church site, both exterior and interior, between 1890 and 1983.

Dates: 1859-1998; bulk 1900-1998

Christ Church Christiana Hundred records

 Collection
Accession: 2437
Abstract:

Founded in 1848 by Reverend Samuel Brincklé (1796-1863) and members of the du Pont family, Christ Church Christian Hundred located in Greenville, Delaware is one of the oldest Episcopal churches in the Diocese of Delaware. Their records chronicle the activities of Christ Church over a span of nearly one hundred fifty years and include administrative and vital records.

Dates: 1831-1998; Majority of material found within 1888-1987

Christiana Bank & Trust Company records

 Collection
Accession: 2710
Abstract:

The Christiana Bank & Trust Company formed in 1992 to conduct a banking and trust business for Greenville, Delaware, and nearby communities in New Castle County, Delaware, and Chester County, Pennsylvania. The records include initial business and organizational plans, including stock offerings; annual reports; shareholder and directors lists; board minutes; quarterly financial reports, and documents covering the merger of the bank with National Penn Bancshares, Inc.

Dates: 1988-2007

Christiana Machine Company records

 Collection
Accession: 2496
Abstract:

The Christiana Machine Company was a small, general purpose machine shop and foundry located in Christiana, Lancaster County, Pennsylvania. This small collection includes incoming and outgoing correspondence related to orders following the buyout of Nathan F. Burnham's interest by the Broomells in January 1889.

Dates: 1889-1912

Christiana Machine Company records

 Collection
Accession: 2135
Abstract:

The Christiana Machine Company is a small, general purpose machine shop and foundry located in Christiana, Lancaster County, Pennsylvania. Their records cover the operation of the company under the Broomells and Burnham from 1877 to 1915 and are typical of the records of a small machine shop.

Dates: 1877-1929; Majority of material found within 1877-1915

Christopher T. Baer's research notes on nineteenth century toll roads

 Collection
Accession: 2686
Abstract:

Notes and maps from an unfinished project to map the turnpike and plank road networks of the states from New York to Virginia/West Virginia down to 1860 and for two completed journal articles on the turnpikes and plank roads of New York State during the same period.

Dates: 1981-1993

Cigar bands album

 Collection
Accession: 1993-271
Abstract:

The heyday of cigar band artwork spans from the late nineteenth to early twentieth centuries with many of the companies adopting pictorial displays as well as text. The bands were produced through lithographic printing methods. This item is an album of cigar bands collected in the early twentieth century.

Dates: 1900-1915

Cinecraft, Inc. films

 Collection
Accession: 2019-227
Abstract:

Cinecraft, Inc. is a corporate film and video production house. The company was founded in 1939 by Ray Culley (1904-1983) and Betty Culley (1914-2016) in Cleveland, Ohio. Ray Culley served as president of the company until his retirement in 1970. During his tenure, Cinecraft specialized in commercial productions for business, industry, trade organizations, and, in some cases, government agencies and social service organizations. Cinecraft was one among hundreds of production houses in the U.S. during the middle decades of the twentieth century that specialized in a motion pictures commonly referred to as non-theatrical, industrial, commercial, business and/or sponsored films. The collection consists of films produced or acquired by Cinecraft, Inc., scripts prepared for film productions, and administrative documents related to the daily functions of the company. The collection is divided into three series: Films; Scripts and project documentation; and Administrative records. The materials date from 1915 to the 1980s.

Dates: 1915-1980s

Cinecraft oral histories

 Collection
Accession: 2021-206
Abstract:

Cinecraft, Inc. is a corporate film and video production house. The company was founded in 1939 by Ray Culley (1904-1983) and Betty Culley (1914-2016) in Cleveland, Ohio. Ray Culley served as president of the company until his retirement in 1970. During his tenure, Cinecraft specialized in commercial productions for business, industry, trade organizations, and, in some cases, government agencies and social service organizations. Cinecraft was one among hundreds of production houses in the U.S. during the middle decades of the twentieth century that specialized in a motion pictures commonly referred to as non-theatrical, industrial, commercial, business and/or sponsored films. This collection includes five interviews with former employees as well as relatives of Cinecraft employees.

Dates: 2021

Cities Service Oil Company "Dealerama" album

 Collection
Accession: 2020-211
Abstract:

Cities Service Oil Company was an oil and natural gas company formed in 1959 after a Federal Court mandated that Cities Services Company divest its holdings as a result of the Public Utility Holding Company Act of 1935. A souvenir album from the first annual Dealerama, a trade show held by Cities Service Oil Company to encourage service stations to increase their advertising. The trade show was a two day event in January of 1959 that took place at the Hotel Statler-Hilton in New York. The materials in the album are primarily photographs of exhibitions or booths that demonstrate a varity of products. There are a small set of materials that were laid into the album.

Dates: 1959 January; 1962; undated

Civil War pictorial envelopes

 Collection
Accession: 1969-064
Abstract:

In the mid-1850's major cities in the United States began publishing pictorial envelopes with patriotic themes. This collection consists of envelopes with printed cover illustrations from the American Civil War.

Dates: 1861-1865

Civilian Conservation Corps., Company 1218 album

 Collection
Accession: 2022-213
Abstract:

The Civilian Conservation Corps (CCC) was a voluntary public work relief program that ran from 1933 to 1942 in the United States for unemployed, unmarried men ages 18 to 25, eventually expanded to ages 17 to 28. Considered by many to be one of the most successful of Franklin D. Roosevelt’s New Deal programs, the CCC planted more than three billion trees and constructed trails and shelters in more than 800 parks nationwide during its nine years of existence. Company 1218's main camp was in Proctorsville, Vermont, known as Camp Proctor, Camp No. 2194 in Proctor-Piper State Forest. This company built roads, a picnic area, and ski and bridle trails, which are depicted in this album. The company also worked on Project No. MC-73 Dias Creek in Cape May, New Jersey, in August 1935, photographs of which also appear in the album. Most of the images show young workers together at work and during leisure time.

Dates: 1934-1935

Claire G. Ely collection of Maytag Corporation records

 Collection
Accession: 2014-252
Abstract:

The Maytag Corporation manufactures home appliances, most well known for its washing machines, also produces dryers, dishwashers, cooktops, refrigerators, and ranges. Claire G. Ely (1905-2004) was an employee of the Maytag company for forty one years. He worked for the Kansas City Branch and then was transferred to Newton, Iowa upon his promotion in 1952 to Manager of Product and Market Planning, eventually becoming Vice President of Marketing. This collection consists of materials collected or created by Clare G. Ely and includes biographical information about the Maytag family, historical information about the Maytag company, and documents the career of Ely from Branch Manager to Vice President. The collection includes press releases, newsletters, bulletins, newspaper clippings, correspondence, reports, pamphlets, photographs, and certificates.

Dates: 1940-1993; Majority of material found within 1947-1970

Clarence Ferrier slides

 Collection
Accession: 2022-211
Abstract:

Clarence Ferrier (1908-1990) was a photographer for more than twenty-seven years at All American Engineering Co., an aeronautical engineering and research firm incorporated in Georgetown, Delaware, on October 31, 1952. This small colletion of slides depicts the facility, hanger, aircraft, and employees.

Dates: 1950s-1960s

Clarita V. Stubenbord design portfolio

 Collection
Accession: 2499
Abstract:

Clarita Violet Stubenbord (1909-2010) was an artist and designer working in the 1930s through the 1960s in New York. Her design work was primarily packaging design for the cosmetics industry. This collection is Stubenbord's portfolio of design work for major cosmetics houses, primarily Dorothy Gray, but also Elizabeth Arden and Estee Lauder.

Dates: approximately 1960

Clement S. Brinton collection on the early iron industry

 Collection
Accession: 0692
Abstract:

Clement S. Brinton (1875-1963) was a trained chemist who spent his entire career with the Food & Drug Administration designing and directing food inspection laboratories in the Philadelphia area. Brinton was also a local amateur historian and was particularly interested in the history of the eighteenth- and nineteenth-century iron industry. The Brinton Collection is a useful source on the early iron industry in the northeastern states. The materials are, in many cases, not unique, including such items as postcards, newspaper clippings, souvenir booklets and brochures, and extracts from published articles. The collection focuses on old iron works in New Jersey, southeastern Pennsylvania, and northeastern Maryland.

Dates: 1889-1957

Clinton Blackburn work papers

 Collection
Accession: 2177
Abstract:

Clinton H. Blackburn (1916-1993) was a mechanical engineer with E.I. du Pont de Nemours & Company. Blackburn's papers are a sample of work-related materials he retained upon retirement.

Dates: 1945-1982

C.N. Vicary's Clothing Store album

 Collection
Accession: 2015-296
Abstract:

Vicary’s Clothing Store was a men’s clothing store located in Canton, Ohio founded by C.N. (Charles Newell) Vicary (1858-1921) in 1905. This album contains brochures, reports, stock certificates and photographs of the clothing store and its employees. There are exterior views of the store front at various locations, interior views of the store showing different fixtures, different departments, including staff members in the store and individual portraits of staff members.

Dates: circa 1890-1950

Coal mine inspection trip album

 Collection
Accession: 1986-238
Abstract:

Coal Lands Securities Co. was one of several mining companies owned in large portion by Thomas J. Foster (1843-1936), a publisher. Lackawanna Coal and Lumber Company and Highland Lumber Company were also part of Foster's holdings. The album contains photographs taken during an inspection trip made by a party from the Coal Lands Securities Company to properties in West Virginia owned by the Lackawanna Coal and Lumber Company and the Highland Lumber Company.

Dates: 1914

Coca-Cola Company, "Advertising Price List: Section 3 Inside Point of Sale" binder

 Collection
Accession: 2023-213
Abstract:

The Coca-Cola Company is a multinational corporation in the beverage industry, best known for its soft drink Coca-Cola, which was formulated in 1886 by Dr. John Stith Pemberton (1831-1888) as a medicinal syrup for headaches. The company has since evolved to produce a wide variety of beverages and associated products. This small collection consists of a sales catalog and price list showing retailers' options for Coca-Cola point-of-sale advertisements that would encourage customers to purchase additional items before exiting the store, stored in a binder. The binder was updated periodically between 1958 and 1960.

Dates: 1957-1960

Coca-Cola Company "Star Salesman" training kit

 Collection
Accession: 2022-223
Abstract:

The Coca-Cola Company is a software beverage manufacturer. It was formulated in 1886 by Dr. John Stith Pemberton (1831-1888) as a medicinal syrup for headaches. The company has since evolved into a corporation producing beverages and associated products. This small collection is a 1949 salesman training kit. Researchers interested in merchandise and training procedures regarding the Coca-Cola Company would find this collection useful.

Dates: 1949; 1953

Collection of Philadelphia merchants records

 Collection
Accession: 0095
Abstract:

The Collection of Philadelphia merchants records comprises the papers of major and minor merchant houses in Philadelphia throughout the late eighteenth and early nineteenth centuries, and primarily documents trade with major port cities in Western Europe and the West Indies. Included are the papers of merchants Andrew Clow & Co., Dutilh & Wachsmuth, Manuel Eyre, and George Louis de Stockar, along with records of other miscellaneous merchants from the Philadelphia area. The records include correspondence, accounts, bills, orders, invoices and other material that give insight into the rise of capitalism in the Early Republic.

Dates: 1750-1850

Collection of photographic miscellany

 Collection
Accession: 1992-242
Abstract:

Aristo Gold was a product of the American Aristotype Co. which was purchased by Eastman Kodak Company before 1920. This is a small group of material all related to photography. There are three stock photographs, company samples all printed on Aristo Gold "pure collodian-matt surface for sepia effects" paper; a letter, a price list and a tearsheet.

Dates: circa 1920

Colonel J. Victor Dallin films

 Collection
Accession: 2018-226
Abstract:

Colonel J. (John) Victor Dallin (1897-1991) was an aviator and photographer who founded the Dallin Aerial Surveys Company in 1924. This small collection of films were shot by Dallin. There are five films, three are home movies, one is the reception for Charles Lindbergh in Philadelphia, and the fifth film contents is unidentified at this time.

Dates: 1927; 1940s

Color Association of the United States records

 Collection
Accession: 1983
Abstract:

The Color Association of the United States (CAUS) was organized on February 19, 1915 as the Textile Color Card Association (TCCA) for the purpose of standardizing colors for the textile trade. Their records include minutes; reports; staff and membership files; publications; advertisements; cloth samples; seasonal bulletins; and color cards. Color standardization services for the government and various industries are documented as well.

Dates: 1915-1983

Columbus Inn recordation photographs

 Collection
Accession: 2007-233
Abstract:

The Columbus Inn is a restaurant located at 2216 Pennsylvania Avenue, Wilmington, Delaware. The Columbus Inn began as a bakery in the late 1790s and was converted to a tavern as early as 1812. This collection consists of a single album of photographs of the exterior and interior of the Columbus Inn during its brief closure in 2007.

Dates: 2007

Complaints to du Pont de Nemours in France (photocopies)

 Collection
Accession: 1094
Abstract:

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. This collection contains photocopies of five complaints submitted to du Pont de Nemours when he was a deputy from Chevannes to the Assemblee des Trois Ordres du Bailliage de Nemours.

Dates: 1789 March

Computer & Communications Industry Association collection of IBM antitrust trial records

 Collection
Accession: 1912
Abstract:

The Computer & Communications Industry Association (CCIA) was involved in duplicating and making available court documents of interest to their members. CCIA assembled documents, assigned their own numbering scheme, and in some cases created microfiche copies of the records. The IBM antitrust trial records consists of CCIA photocopies and microfiche copies of trial transcripts, trial exhibits, depositions, legal memoranda, motions, subpoenas, and other documents relating to antitrust suits brought against IBM throughout the 1970s.

Dates: 1969-1982

Concetta "Tina" Cacciola's Avon artwork and ceramics

 Collection
Accession: 2022-204
Abstract:

Avon Products, Inc. is a manufacturer and direct selling company of beauty products. It is one of the oldest direct selling companies in the United States. Avon diversified in the 1970s, introducing costume jewelry, fine jewelry, gift, and decorative items to the product line. Concetta "Tina" Cacciola (1924-2016) was an illustrator; she was employed at Avon Products from 1977 to 1985. This collection consists of photographic prints and sketches of figurines, prototypes, and final products of primarily "Precious Moments" figurines.

Dates: circa 1977-1983

Conectiv, Inc. photographs

 Collection
Accession: 2000-237
Abstract:

Conectiv, Inc. is a holding company formed in 1998 by the merger of Atlantic Electric Incorporated and Delmarva Power and Light Company, two large regional power utilities that supplied Southern New Jersey and the Delmarva Peninsula. The majority of the images in this collection come from the Delmarva Power and Light Company (DP&L), a predecessor of Conectiv, Inc. The images can generally be divided into three categories: DP&L equipment and facilities, DP&L employees, and views of buildings, both commercial and residential, throughout northern Delaware.

Dates: circa 1940-1982

Conestoga wagon tool box contents list

 Collection
Accession: 1995-259
Abstract:

This collection is a list on cardboard of the contents of a Conestoga wagon toolbox. Conestoga wagons were used to haul freight between farms and cities in Pennsylvania, Maryland, Virginia, and Ohio between the years 1750 and 1855.

Dates: undated

Conoco files on IMAX films "To Fly" and "Flyers" Files

 Collection
Accession: 2527
Abstract:

The records consists of contract and production documents for two celebrated IMAX films sponsored by Conoco, Inc., and made for the National Air and Space Museum, with an accompanying juvenile storybook.

Dates: 1974-1996; Majority of material found within 1978-1985

Conrail advertising portfolio

 Collection
Accession: 2514
Abstract:

The Consolidated Rail Corporation (Conrail) was incorporated in October 1974. It was formed under the auspices of the United States Railway Association, a quasi-public agency established for the purpose of solving the problems of bankrupt railroads in the Northeast and Midwest. The portfolio contains sixty-eight examples of proof copies of advertisements created by the advertising agency of Ogilvy & Mather, Inc. (later Ogilvy & Mather Partners, Inc.), between Conrail's start up in April 1976 and 1990. There are also two pages of proxy instructions that appear to date from the first CSX takeover bid in 1997.

Dates: 1976-1997; Majority of material found within 1976-1990

Conrail photographs

 Collection
Accession: 1993-231
Abstract:

The Consolidated Rail Corporation (Conrail) was incorporated in October 1974. It was formed under the auspices of the United States Railway Association, a quasi-public agency established for the purpose of solving the problems of bankrupt railroads in the Northeast and Midwest. The Conrail photograph collection consists of a large number of images from its company files, but the majority of the material comes from its predecessor companies: Pennsylvania Railroad and Penn Central Transportation Company. These items are predominanatly composed of photographs, negatives, transparencies, lantern slides, and films.

Dates: 1900-1979

Consumer electronics history collection

 Collection
Accession: 2464-79
Abstract:

The Radio Corporation of America (renamed RCA Corporation in 1969) was best known for its pioneering radio and television development and manufacturing. This small collection consists of non-RCA material collected by the David Sarnoff Library, as well as clippings relating to the library's closure.

Dates: 1920-2015

Continental Oil Company revaluation of assets and change of capital structure

 Collection
Accession: 1989
Abstract:

Isaac Elder Blake (1844-1906) founded the Continental Oil and Transportation Company in 1875 in Utah as a distributor of oil, kerosene, and other products. In 1929, the company merged with the Marland Oil Company, continuing to operate using the name Continental Oil Company. This volume contains extracts of minutes and auditor's reports concerning a revision of the company's finances during the Great Depression and an analysis of the company's financial position and prospects.

Dates: 1933

Cooper & Hewitt records

 Collection
Accession: 1754
Abstract:

Cooper & Hewitt partners were iron businessmen who purchased ironworks, property, and iron mines. In 1845, a rolling mill complex was incorporated as the Trenton Iron Company, and in 1847 iron mines at Andover, New Jersey, were purchased. The records consist of two payroll sheets from 1848, as well as eighty-two inbound letters, mostly from 1849 to 1850. The letters are primarily operating reports from the superintendent of the Andover mine.

Dates: 1848-1870

Copeland family papers

 Collection
Accession: 2203
Abstract:

Consists of the family papers of former DuPont CEO Lammot du Pont Copeland (1905-1983) and his wife Pamela Cunningham Copeland (1906-2001). The Copelands' papers document the lives and interests of a wealthy American couple in the twentieth century. In particular, the papers of Pamela C. Copeland are an important source of information about the public activities of women in the areas of historic preservation, gardening and horticulture, and philanthropy.

Dates: 1637-1998; Majority of material found within 1950-1998

Correspondence between David Sarnoff and Ethel Lippman

 Collection
Accession: 2508
Abstract:

Ethel Lippman (1891-1987) and David Sarnoff (1891-1971) were friends in their youth; her parents supposedly objected to their marriage. The collection consists of a few copies of Ethel Lippman's handwritten letters and all of David Sarnoff's replies.

Dates: 1917-1970; Majority of material found within 1950-1970

C.P. Wahmann collection of railroad records

 Collection
Accession: 2482
Abstract:

Records collected by Christopher P. Wahmann during his career as a manager in the Operating Department of Amtrak between the mid-1970s and mid-1990s, including Amtrak documents and those of other railroads and commuter agencies over which Amtrak operates or that operate trains over Amtrak's lines.

Dates: 1952-1994; Majority of material found within 1982-1994

Craven-McDade family papers

 Collection
Accession: 2308
Abstract:

The Craven-McDade family had several family members working in the gunpowder and explosives industry for the E.I. du Pont de Nemours & Company and later the Hercules Powder Company. These papers related to the Craven and McDade family of Henry Clay village in Delaware.

Dates: 1899-1954

Crawford Greenewalt photographs

 Collection
Accession: 1994-333
Abstract:

Crawford H. Greenewalt (1902-1993) was an executive with the DuPont Company and president of the firm from 1948 to 1962. The collection consists of photographs and other materials related to Crawford Greenewalt's career with the DuPont Company and his involvement with corporate boards and other business and scientific organizations, etc., such as Boeing, M.I.T., Smithsonian Institution, and Radio Free Europe.

Dates: 1920-1991; bulk 1950-1970

Crawford H. Greenewalt collection of DuPont Company photographs

 Collection
Accession: 1983-267
Abstract:

Crawford Hallock Greenewalt (1902-1993) was a chemical engineer and the President of the DuPont Company from 1948 to 1962. The collection consists of photographs relating to the career of Crawford H. Greenewalt. The album consists of photographs of a trip Greenewalt made to Argentina in 1956 related to expansion plans for the Ducilo plant. The views were primarily taken at the Buenos Aires airport and at a banquet meeting.

Dates: circa 1927-1965; bulk 1945-1965

Crawford H. Greenewalt films and sound recordings

 Collection
Accession: 2014-225
Abstract:

Crawford Hallock Greenewalt (1902-1993) was a chemical engineer and the President of the DuPont Company from 1948 to 1962. He had a passion for the natural sciences, and combined his love of ornithology with photography. He was especially known for his high speed photographs of hummingbirds. The bulk of the collection consists of nature films shot by Greenewalt, primarily of hummingbirds. The collection is divided into three series: Nature films, DuPont films and Sound recordings.

Dates: 1950-1985

Crawford H. Greenewalt papers

 Collection
Accession: 1814
Abstract:

Crawford H. Greenewalt (1902-1993) was an executive with the DuPont Company and president of the firm from 1948 to 1962. This collection consists of Greenewalt's papers from his time as president and chairman of the board. There is a broad range of external correspondence, internal company communications and reports, presidential working papers, transcripts of speeches, and published articles that make up the collection.

Dates: 1928-1968; Majority of material found within 1942-1968

Crawford H. Greenewalt personal papers

 Collection
Accession: 2016
Abstract:

Crawford H. Greenewalt (1902-1993) was an executive with the DuPont Company and president of the firm from 1948 to 1962. He had a passion for the natural sciences, and combined his love of ornithology with photography. He was especially known for his high-speed photographs of hummingbirds. His ornithological interests included bird songs, the radiance of hummingbird feathers, and the evolution of shapes and sizes of birds in relation to their flight abilities. Greenewalt's personal papers are primarily focused on his retirement years and his avocational interests. The papers document Greenewalt's political activities in the Republican National Committee and include exchanges with many of the leading political and business figures of the day. Of particular significance are the papers describing Greenewalt's work in photography and ornithology, beginning in 1948. These materials trace his research interests in the hummingbird and bird flight and his trips to places like Brazil, Peru, Venezuela, the Antilles, New Guinea, and the Galapagos Islands in order to observe and photograph birds in their natural habitats. Other files describe Greenewalt's work on the visiting committee at the Massachusetts Institute of Technology (1965-1987), which evaluated the school's academic programs.

Dates: 1948-1992

Crawford H. Greenewalt's Manhattan Project diaries

 Collection
Accession: 1889
Abstract:

Crawford H. Greenewalt (1902-1993) was an executive with the DuPont Company and president of the firm from 1948 to 1962. In 1942, when the DuPont Company agreed to participate in the Manhattan Project, Greenewalt was named chief liaison, working with the physicists at the University of Chicago Metallurgical Laboratory, including Arthur Compton (1892-1962) and Enrico Fermi (1901-1954), who were developing techniques for plutonium separation. The collection consists of eight volumes of Greenewalt's diaries, which describe the history of the Manhattan Project and the development of the United States' first atomic bombs that were used to end the Second World War. The diaries describe the technical history of the project, as well as the relationships that developed between scientists.

Dates: 1942-1945

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Correspondence 266
Railroads 125
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Du Pont family 213
E.I. du Pont de Nemours & Company 207
Unknown 61
Du Pont de Nemours, Pierre Samuel, 1739-1817 50
Pennsylvania Railroad 42
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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 19
Du Pont, Eleuthère Irénée, 1771-1834 17
Du Pont, H. A. (Henry Algernon), 1838-1926 16
Du Pont, Pierre S. (Pierre Samuel), 1870-1954 16
United States. Navy 16
Dick, John A., 1879-1972 15
Joseph Bancroft & Sons Co 15
Du Pont de Nemours, Francoise Robin Poivre, 1748-1841 14
New York World's Fair (1964-1965 : New York, N.Y.) 14
E.I. du Pont de Nemours & Company. Textile Fibers Department 13
New York World's Fair (1939-1940 : New York, N.Y.) 13
Savery, Thomas H., 1837-1910 13
Eleutherian Mills (Greenville, Del. : Estate) 12
Longwood Gardens (Kennett Square, Pa.) 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
Century of Progress International Exposition (1933-1934 : Chicago, Ill.) 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
Radio Corporation of America 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
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
E.I. du Pont de Nemours & Company. Advertising Department 6
E.I. du Pont de Nemours & Company. Grasselli Chemicals Department 6
General Electric Company 6
Lea family 6
Lehigh Valley Railroad Company 6
Lukens Steel Company 6
Manhattan Project (U.S.) 6
Remington Arms Company 6
Sperry Rand (Corporation). Univac Division 6
Spohn, Benjamin (staff) 6
Thayer, Horace H., 1878-1959 6
University of Delaware 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 & Company. Chambers Works 5
E.I. du Pont de Nemours & Company. Explosives Department 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
Pennsylvania Power & Light Company 5
Ramsay, William G. (William Gouverneur), 1866 - 1916 5
Raskob, John J. (John Jakob), 1879-1950 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
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