Finding Aids

Penrose Robinson Hoopes (1892-1976) was a mechanical engineer, inventor, author, and horologist. He specialized in the design of factory equipment, particularly high-production automatic machinery. This collection consists of documents pertaining to Penrose R. Hoopes' career as an engineer and inventor. Hoopes' work includes machine designs for the American Chicle Company, Campbell Soup Company, Johnson and Johnson, and the Ferracute Machine Company. The bulk of the collection material spans from 1923 to 1968, with some patent material and typescript excerpts from the eighteenth and nineteenth centuries. The collection includes correspondence and blueprints related to Hoopes' work as a designer and inventor, as well as employee records, manuscript material, photographs, trade pamphlets, and bibliographic information.

Russell J. Seibert (1914-2004) was the former director of Longwood Gardens. This collection consists of a typewritten script of a speech, a cassette recording of the speech, and accompanying slides.

Peter Bauduy (1769?-1833), a French refugee from Santo Domingo, was a partner of E.I. du Pont in several business ventures. Bauduy had resigned from E.I. du Pont de Nemours & Company and brought suit in 1816 to dissolve the firm and distribute its assets. The collection includes microfilm copies of the Delaware Court of Chancery's "general reference files" regarding the case, as well as files for Victor du Pont vs. Merritt H. Paxson.

Peter Eisenhower Packard (1948-2017) spent his career in information technology at Bell Laboratories, SIAC, Bessemer Trust, and Sperry-UNIVAC. The Sperry Corporation was an electronics company, and the UNIVAC Division manufactured the first commercial digital computer. This collection consists of nine technical programming and operators' manuals for UNIVAC systems, which date from 1962 to 1969.

Peter K. Baumgarten (1926-2000) was a chemical engineer for the DuPont Company for thirty years who continued as a consultant for the company after his retirement. He worked as a chemical engineer for DuPont and Westinghouse, retiring from the Savannah River Site in 1993. He also taught math and physics part-time at the University of South Carolina (USC)-Aiken. This small collection consists of papers, speeches, notes, presentations, and articles that Baumgarten wrote while working at DuPont as a chemical engineer and then as a consultant. His research focused on ion exchange for decontamination and waste removal from radioactive sources such as the Savanah River Plant.

The Pew Charitable Trusts are a major philanthropic organization based in Philadelphia, Pennsylvania. Part of the Pew Charitable Trusts records in the Manuscripts and Archives Department, the digital archive consists primarily of eGrant products and Pew publications.

This collection consists of a microfilm of volume twenty-four of the diary of Phoebe George Bradford (1794-1840), a native of Cecil County, Maryland, and resident of Wilmington, Delaware. The diaries contain descriptions of social doings and daily activities, opinions on family matters and religion, and occasional references to national matters and local happenings.

Philadelphia and Reading Railroad Company (succeeded by the Reading Company) began construction in 1833 and the mainline from Philadelphia to Pottsville opened in 1842. This is a small collection of copperplate engravings and some medallions. They are presumably some sort of seat check for destinations along the mainline. The collection also contains three medallions, two related to the Jamestown Centennial Exposition in 1907 and one from Baldwins Standard dried beef.

Philadelphia Bookstore Company was a wholesale and retail bookseller incorporated in 1902 in New Jeresey. The store was located on the 1000 block of Race Street in Philadelphia, Pennsylvania. This item is one volume of meeting minutes dating from 1902 to 1903. By-laws are included.

The Philadelphia Commercial Museum (PCM) was a museum located in Philadelphia, Pennsylvania. Its collections were focused on worldwide manufacturing and trade, with an emphasis on domestic and foreign commerce relations. The museum operated from 1897 to 1994 and was also known as the Philadelphia Museums and the Philadelphia Civic Center Museum. Curatorial areas of note include extensive African, Asian, and South American collections, as well as a large ship model collection. PCM also served as a location for conventions and trade shows through the 1990s; it was affiliated with the Port of History Museum in Philadelphia. The bulk of the collection material dates from the 1910s to the 1990s. This collection includes photographs, diagrams, object inventories, financial ledgers, board minutes, advertisements, brochures, and trade publications. The collection would be useful to researchers interested in Philadelphia museums and the history of trade and commerce.

The collection consists of digital scans of photographs of bridges on the Philadelphia Division of the Pennsylvania Railroad, which ran from Philadelphia to Harrisburg.

The Philadelphia Electric Company was incorporated under the laws of Pennsylvania on October 31, 1929, as a merger of The Philadelphia Electric Company (incorporated in Pa. on October 27, 1902), the Philadelphia Suburban-Counties Gas & Electric Company, and three other small utility companies. It is the primary gas and electric company for Philadelphia, its surrounding counties and Cecil and Harford Counties in northeastern Maryland. Their records consist of microfilm copies of the minute books of about 150 of the predecessor companies of the Philadelphia Electric Company.

The lithographs include the following Philadelphia printers' names: E. Beaulieu; Herline & Co.; King & Baird; Wagner & McGuigan; and W. H. Rease. This is a group of nine mid-nineteenth century lithographs showing illustrations of Philadelphia factories.

Ice and coal companies delivered ice in summer and coal in winter to meet the growing demands of consumers and businesses for refrigeration and heat. The collection consists of trade cards from seventy-one companies that were used as advertisements and as order tickets for ice and coal.

The Philadelphia Maritime Exchange was formed in 1875 for the purpose of circulating marine intelligence relating to the port of Philadelphia. The records consist primarily of account books, including journals (1912-1942), ledgers (1875-1896), cash books (1875-1957), trial balances (1897-1903, 1911-1941), and invoice books (1922-1925).

The Philadelphia Phillies are an American professional baseball team based in Philadelphia, Pennsylvania, where they compete in the National League. The team was founded in 1883 by Alfred J. Reach (1840-1928), who purchased the Worcester, Massachusetts, professional baseball club and moved it to Philadelphia. The records of the Philadelphia National League Club document the Philadelphia Phillies professional baseball organization, and includes various papers and records from the National League and Major League Baseball in general, primarily dating from the 1950s through the 1970s.

Philadelphia Quartz Company began as a family soap and candle business in 1831. It was founded in Philadelphia by Joseph Elkinton (1830-1905). It began producing and selling sodium silicate in 1861 as a builder to replace rosin in soap formulations. This image of office includes three male clerks and one visitor.

Founded in 1831 as the Elkinton Company and later renamed, Philadelphia Quartz Company became an important innovator during World War I by discovering that silica gels could be used as a base to manufacture catalysts for cracking crude oil molecules to make high-octane gasoline and developing potassium silicate which was adopted for use in cathode ray tubes. The company's records includes business records and the personal papers of the company's founding family.

The Philadelphia Suburban Transportation Company operated bus and trolley lines, many of which originated in Upper Darby Township on the western border of Philadelphia and served Chester, Delaware, and Montgomery counties. Suburban Station and the Fidelity-Philadelphia Trust Company building are both located in Center City. The Red Arrow transportation lines are found in Philadelphia's western suburbs. This small collection consists of photographs of Suburban Station, railroad and trolley tracks, and bus shelters.

Philadelphia Saving Fund Society (PSFS), the nation's first mutual savings bank, was founded in 1816. In 1927 the Society commissioned Howe and Lescaze, a local architectural firm that had previously designed traditional style banks for the institution, to draw up plans for a new building to be constructed at the corner of 12th and Market Streets. This collection is composed of materials from two Philadelphia mutual savings banks which date from the first half of the nineteenth century. The collection has been divided into two series: Philadelphia Saving Fund Society (PSFS) and Western Savings Fund Society (WSFS) which was merged with PSFS in 1982. A significant part of the collection consists of photographs of bank buildings represented by traditional styles and in later years by contemporary suburban sites. The American banking industry has usually conducted business in formal bank buildings. The styles of these buildings have changed with passing fashions of architectural taste. This collection provides a good visual record of these developments.

The papers cover Reed’s private and governmental activities which include work with the War Production Board and the Mission for Economic Affairs during the Second World War. Correspondence files detail his role as a director and a member of the board of directors for numerous corporations and government organizations. Reed’s friendship and political relationship with Dwight David Eisenhower is documented, as is his role in persuading Eisenhower to run for President in 1952.

The Phillips family were prominent Philadelphia merchants and manufacturers over four generations. The records consist of four volumes of merchant and importer William Phillips (1771-1845), a daybook from the textile firm of Lewis, Phillips & Co., and an unrelated receipt book of Philadelphia wine merchant Francis Coppinger, dating from 1794 to 1795.

This collection consists of a microfilm volumes one and two of the diaries of Phoebe George Bradford (1794-1840), a native of Cecil County, Maryland, and resident of Wilmington, Delaware. The diaries contain descriptions of social doings and daily activities, opinions on family matters and religion, and occasional references to national matters and local happenings.

This collection consists of microfilms of volumes 1, 6-10, 15, 16, and 24 of the diaries of Phoebe George Bradford (1794-1840), a native of Cecil County, Maryland, and resident of Wilmington, Delaware. The diaries contain descriptions of social doings and daily activities, opinions on family matters and religion, and occasional references to national matters and local happenings.

This collection consists of photocopies of volumes 7-10, 15, 16, and 24 of the diaries of Phoebe George Bradford (1794-1840), a native of Cecil County, Maryland, and resident of Wilmington, Delaware. The diaries contain descriptions of social doings and daily activities, opinions on family matters and religion, and occasional references to national matters and local happenings.

The Phoenix Iron and Steel Company began in the late eighteenth century as a manufacturer of cut nails. It later became a major producer of railroad rails and iron and steel structural members. It operated as the Phoenix Iron and Steel Company from 1950 to 1959, when it was reorganized as the Phoenix Steel Corporation. This small collection primarily consists of a sample of letters received by president Samuel J. Reeves (1872-1878), primarily concerned with the Girard Avenue Bridge contract. There is also a volume of annual reports by the superintendent and a company history written by Catherine S. Sisto in 1950.

The Phoenix Iron Company began in the late eighteenth century as a manufacturer of cut nails. It later became a major producer of railroad rails and iron and steel structural members. This small collection of records includes incoming correspondence chiefly relating to orders for and deliveries of iron for railroads.

The Phoenix Steel Company began in the late 18th century as a manufacturer of cut nails. It later became a major producer of railroad rails and iron and steel structural members. Claymont Division of the Phoenix Steel Corporation was established in 1960 when the company purchased the Claymont, Delaware steel plant from the Colorado Fuel and Iron Company. This small collection of materials originating from the Claymont steel plant includes miscellaneous plant announcements, catalogs, labor agreements, photographs, company-issued newsletters, and brief historical essays on the Phoenix Steel Corporation and its predecessors.

The Phoenix Steel Company began in the late eighteenth century as a manufacturer of cut nails. It later became a major producer of railroad rails and iron and steel structural members. Their records include minutes (1856-1929); stock ledgers; brief of title papers and property maps; legal and financial correspondence and tax papers; account books; and a works diary.

Pierre A. Gentieu (1842-1930) was a long-time employee of E.I. du Pont de Nemours & Company. Gentieu was born in France in 1842. He emigrated to the United States around 1859. He began working for DuPont in 1877. This collection is comprised of images taken by DuPont Company employee Pierre Gentieu from approximately 1880 to 1920. Gentieu's images document the DuPont Company Powder Yards along the banks of the Brandywine River in Wilmington Delaware. The collection documents the surrounding community along the Brandywine including worker's families, du Pont family homes, churches in the area, DuPont Company exposition displays, and other facets of social and work life in the area.

Pierre A. Gentieu (1842-1930) was a long-term employee of E.I. du Pont de Nemours & Company who created an invaluable photographic record of the company's Brandywine Mills at the turn of the century. This is a small group of photographs related to northern New Castle County, Delaware. There are two photographs taken by Pierre and Frederic A. Gentieu, father and son, who photographed an August outing with a large group of men, women, and children.

Pierre Gentieu (1842-1930) was an artist, photographer, and an employee of the DuPont Company for thirty-four years. Pierre Gentieu and his wife, Sarah Albina "Binie" Gentieu (1846-1925) had six children. Although three children had no issue, they had nine grandchildren and twenty great grandchildren. All six children worked for the DuPont Co. and several grandchildren did as well. This collection consists of nine albums that document the Gentieu family history, primarily the life of the patriarch of the family Pierre Gentieu (1842-1930). The albums contain originals and reproductions of correspondence, family trees, documents, photographs, and ephemera.

Pierre A. Gentieu was a long-term employee of E.I. du Pont de Nemours & Company who created an invaluable photographic record of the company's Brandywine Mills at the turn of the century. E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont company. The company was established in 1802 by Pierre Samuel du Pont de Nemours and his son Eleuthère Irénée du Pont the company began with the production of gunpowder. This small collection includes original drymounted photographic prints of views near Henry Clay Village in Delaware by Pierre Gentieu. Several have simple hand drawn decorative borders on them and are signed. There are also several items related to DuPont Gunpowder and rifles.

Pierre A. Gentieu (1842-1930) was a photographer and a long-term employee of E.I. du Pont de Nemours & Company, a chemical company more commonly referred to as the DuPont company. Gentieu's papers include correspondence with du Pont family members and coworkers, an account book of powder packed at the Hagley Yard (1858-1902), a record book with lists of explosions (1882-1909), time work sheets of powdermen during the 1890s, and a list of the principal events in the powder yards from 1882 to 1911.

Pierre Samuel "P.S." du Pont (1870-1954) was an industrialist, entrepreneur, and philanthropist. He was president of E.I. du Pont de Nemours & Co. from 1915 to 1919 and chairman of the board of directors from 1919 to 1940. This small collection consists of four Christmas greetings letters from Pierre S. du Pont to Joseph H. Odell (1871-1929), pastor of the First Presbyterian Church of Troy, New York. Odell was the officiant at Pierre S. du Pont and Alice Belin's (1872-1944) wedding on October 16, 1915.

Pierre Samuel "P.S." du Pont (1870-1954) was the great grandson of Eleuthère Irénée du Pont (1771-1834), founder of E.I. du Pont de Nemours & Company, and that company played a major role in P.S. du Pont's life. He is most well-known for developing the preeminent botanical gardens, Longwood Gardens in Kennett Square, Pennsylvania. This item is a matted portrait of P.S. du Pont, autographed on front beneath image area.

A Liberty ship was a World War II EC2 type cargo ship designed for the emergency ship building program. Over 2,700 of these ships were built. This item is a photograph which shows a stern of EC-2 Liberty ship.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. His son, Eleuthère Irénée du Pont (1771-1834), established E.I. du Pont de Nemours & Co., a black powder manufacturer, on the Brandywine River in Delaware. The collection contains photocopies of three letters of du Pont de Nemours du Pont to Etienne Alexandre Jacques Anisson du Perron (1749-1794) and Alexandre Brongniart (1770-1847). The letters concern printing, natural sciences, and requesting scientific journals and bulletins.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. In 1800, accompanied by his sons, Victor Marie du Pont (1767-1827) and Eleuthère Irénée du Pont (1771-1834), he arrived in America. The collection contains photocopies and microfilm of selected documents concerning du Pont de Nemours and members of his family from Mairie de Montargis and Mairie de Chevannes.

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 of both du Pont de Nemours. His letter regards obtaining a "safe conduct" passport while heading a scientific expedition being sent to North America by the Institute National. Her letters are with a Bergen Point, New Jersey former neighbor, C. Preudhomme, and his son.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Anne Louise Germaine de Staël-Holstein (1766-1817), known as Madame de Staël, was a writer, philosopher, and politically engaged woman who survived the French Revolution and was exiled multiple times by Napoleon Bonaparte (1769-1821). This collection contains two letters, one by du Pont de Nemours and one by de Staël. His letter was written the night the Bastille was stormed. Her undated letter concerns French relations with Sweden.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Anne Louise Germaine de Staël-Holstein (1766-1817), known as Madame de Staël, was a writer, philosopher, and politically engaged woman who survived the French Revolution and was exiled multiple times by Napoleon Bonaparte (1769-1821). This collection contains six photocopied letters of du Pont de Nemours to Thomas Jefferson (1743-1826), and de Staël letters to unknown correspondents. The letters include references to the political situation in France, services of du Pont de Nemours printing establishment, and national affairs.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Victor Marie du Pont (1767-1827), the son of Pierre Samuel, was a French diplomat who later immigrated to the United States and established various trading companies before moving to Delaware. This collection contains three photocopied documents in French: a memoir by du Pont de Nemours, letter of Eustache Briux to Charles Maurice de Talleyrand-Perigord, and a letter from Victor du Pont to Talleyrand.

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. This small collection consists of copies of letters and documents concerning du Pont de Nemours' apartments in Paris, France. There is also one copy of a letter from Emmanuel Crétet (1747-1809), Ministre de l'Intérieur.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. The collection contains letters written to and from du Pont regarding business ventures, sale of books, dealing with creditors, and the fame he had brought to the town of Nemours.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. The collection contains a letter he wrote to a colleague concerning his proposed voyage to America.

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. In 1800, du Pont de Nemours emmigrated to the United States with his sons. This item is a letter from du Pont de Nemours to Claude-Antoine Guyot des Herbiers (1745-1825), a French writer, lawyer, and politician. The letter is written in French and congratulates Guyot des Hebiers on a recent political nomination.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. This item is a photocopy of a letter from du Pont de Nemours to Giovanni Fabroni (1752-1822), an Italian agronomist, economist, and chemist, regarding the latter's work on the grain trade.

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. In 1800, du Pont emmigrated to the United States with his sons Victor Marie du Pont (1767-1827) and Eleuthère Irénée du Pont (1771-1834). This is one letter from du Pont de Nemours to President James Madison (1751-1836) thanking him for his assistance with obtaining travel passes and letters of introduction for his sons. The letter is written in French and is dated July 5, 1812.

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. In 1800, accompanied by his sons, Victor Marie du Pont (1767-1827) and Eleuthère Irénée "E.I." du Pont (1771-1834), he arrived in America. This item is a letter to Jean-Barthélemy Lecouteaulx de Canteleu (1746-1818) concerning a newly invented brocade loom.