Background and biographical information consists of Nesbitt's resume, an artist/designer statement, list of clients and accomplishments of Nesbitt Associates, Ltd., press releases, articles, and photographs of the designer.,The materials in this collection document Nesbitt's work from 1951 through 1984.

Project files containmagazine and newspaper clippings, reviews, correspondence, renderings, floor plans, perspective drawings, site plans, sketches, preliminary drawings, patents, stationery, labels, and technical reports. There is an extensive collection of photographs and slides of many of Deskey's packaging designs, interiors, furnishings, and exhibition installations. The files of Donald Deskey Associates include organizational charts, client files, proposals, and financial records. Some of Deskey's personal correspondence, speeches, articles, and family photographs are included. Materials cover the period from 1927-1975.

This material does not cover all clients and projects undertaken by Dreyfuss. This collection consists of theater design materials, industrial design materials, primarily, though not exclusively, from the 1950s and 60s, draft copies of his books, including extensive research files for the "Symbol Sourcebook," texts of lectures delivered by Dreyfuss, and biographical material. Included is Dreyfuss's Brown Book which provides an outline of his achievements. Photographs and slides of many of his designs are included. Materials relating to three publications include original drafts of the books with author notes, drawings, photographs, correspondence, and research materials. Also contains materials relating to the symbols exhibition held at the Hallmark Gallery in New York City in 1972.This collection was the source of many of the objects and issues addressed in Cooper-Hewitt's 1997 exhibition, "Henry Dreyfuss: Directing Design", and companion book, "Henry Dreyfuss, Industrial Designer: The Man in the Brown Suit", both conceived by Russell Flinchum. 311 reels of microfilm documenting most of the projects undertaken by Dreyfuss Associates were created by the firm and added to the collection later.

Collection documents the career of designer Walter Landor and the significant body of commercial imagery and packaging produced by Landor Associates design firm. Contains corporate and business records of Landor Associates, personal papers of Landor, oral history interviews, films, videotapes, and other audiovisual resources.

The American-Moninger Greenhouse Manufacturing Corporation Collection includes 306 architectural plans and drawings of greenhouses, solariums, conservatories, garages, and other structures designed by American-Moninger for clients throughout the United States dating from 1923 to 1964.

Estelle Ellis is a pioneer in publishing, advertising, and marketing. She was among the first to focus on the American female demographic, especially teens and working-class women. Condé Nast Publications, Incorporated, Carter Hawley Hale-owned department stores, Phillips-Van Heusen, Dow Chemical, and the Kimberly-Clark Corporation were among her clients. The Papers include business correspondence and proposals, marketing materials, advertisements, and oral history interviews with Ellis.

Collection consists of records documenting one of the oldest advertising agencies created in Philadelphia. The company then moves to New York and expanses to international markets. During its history NW Ayer & Sons acquires a number of other advertising agencies and is eventually purchased. The largest portion of the collection is print advertisements but also includes radio and television. NW Ayer is known for some of the slogans created for major American companies.

Exhibition files from the Upper Market Street Gallery and its descendents, the Jehu-Wong Gallery and the Jehu Gallery. Files contain: press releases, announcements, price lists, resumes, photographs, transparencies, and clippings documenting the exhibitions held from 1971-1982; a scrapbook of announcements, posters, photographs and clippings pertai...

Correspondence; biographical and personal documents; writings; photographs; etchings; conservation work files; business files; slides and negatives.

This collection spans the years 1894-circa 1944 and contains approximately 56,000 black and white photographs. The photographs are mounted in 148 large (22"x18") and 93 small (12"x14") albums. About 5,000 are mounted individually. The images depict the full repertoire of Caldwell products. Since all of Caldwell's designs were custom made for each project, these photographs were used to illustrate all of the many designs for lighting they produced.