This collection primarily contains architectural drawings, photographs, business records and reference materials related to the projects and designs of architectural and engineering firm Abbott, Merkt and Company. A subsidiary portion of the collection includes drawings, photographs and papers related to the life and career of Richard H. Tatlow, III, president of Abbott Merkt, as well as the firms and agencies for which he also worked.

This large collection documents in great detail the architectural projects of Abraham Geller and his colleagues throughout the United States and abroad, spanning the 1940s through the 1990s. Types of projects represented include retirement homes, recreational facilities, medical centers, private residences and prototype dwellings for large residential developments, urban renewal projects, and offices.

Charles Adam Platt (1861-1933) was an American architect and landscape designer. Although best remembered today for his landscape and country house designs, he was also nationally known for his etchings, landscape paintings, commercial architecture, and institutional projects. He was largely self-taught in each of these disciplines, building his success on his ability to reconceive the classical tradition in architecture for the needs and desires of his wealthy, powerful clients. This collection contains materials related to Platt's personal and professional lives, the bulk originating from Platt's office in the form of project drawings, photographs, and records documenting architectural projects from 1901-1933.

This collection primarily contains architectural drawings, correspondence, business records, and a small number of photographs related to the projects of Emery Roth & Sons and its subsidiary entities. A large portion of the entities are represented only in the Office Records series and are identified as such. Some projects on which Emery Roth & Sons acted as architect of record are not represented in this collection, most notably the Twin Towers of the World Trade Center.

This small collection contains primarily correspondence, itineraries, and papers related to Fitch's publications, travel, and the administration of Columbia University's Historic Preservation program. There are copies and drafts of several articles and reports generated for various organizations authored by Fitch and others (all reports are noted in italics in the spreadsheet). Also included is the unfinished manuscript of Fitch's final book project on American architecture. Of particular note among the reference materials are fifty-two photographs of Richard Neutra's VDL Research House in Los Angeles, some taken by architectural photographer Julius Shulman.

This collection contains photographs, printed and typescript papers, and other documents collected by Leslie O. Merrill in the course of his research on Greek Revival architecture in Syracuse, New York and minor historic preservation efforts. The collection also includes files of examples of Greek Revival architecture in other locations in the United States and Europe.

Paul Nelson was an American architect educated at the Ecole des Beaux-Arts in Paris and practicing in France and the United States. This collection contains materials related to Nelson's personal, professional, and academic lives, the bulk originating during his residency in the France, beginning in the 1920s.

This collection primarily contains materials related to Percy and Harold Uris and their real estate businesses. Correspondence, financial records, and estate papers document the professional and personal lives of the brothers and their wives. The bulk of the business records are from their properties at 380 Madison Avenue and 300 Park Avenue. There is limited information about the other Uris properties and Uris Building Corporation. Finally, the collection contains records from the Uris Brothers Foundation, Inc about the family's philanthropic endeavors.

This small collection of Bach's professional papers contains primarily correspondence and papers related to his consulting work for the American Institute of Interior Designers and his correspondence with UNESCO and other organizations regarding laws against design piracy. The collection also contains correspondence, notes, and clippings concerning his research on industrial design topics, including the value of better design in industry, an ideal industrial design school, and specialized museums serving industries. Also included in the collection are typescripts and published copies of some of Bach's writings and lectures.

This collections contains the professional research, writing, publications, and correspondence produced and collected by Rattner through her study of the architect James Renwick, Jr. The bulk of Rattner's research addresses the life and works of Renwick, but other research topics represented in her papers range from the Renwick family genealogy to the institutional architecture of New York City. Types of research material include personal research notes (in notecard format, both typed and holograph), correspondence (1963-2001), newspaper and magazine clippings, Xerox copies of archival material and secondary sources, transcribed articles and correspondence, brochures from historic sites, photographs and slides of buildings and sites, sketches, historic structure inventory forms, landmark nomination forms, landmark designation reports, and postcards.