An interview of Helena Hernmarck conducted 2010 July 28 and August 31, by Matilda McQuaid, for the Archives of American Art's Nanette L. Laitman Documentation Project for Craft and Decorative Arts in America, at Hernmarck's home and studio, in Ridgefield, Connecticut.

The papers of New York City and New Mexico based postminimalist artist Richard Tuttle date from circa 1935-2018. The collection measures 26.6 linear feet and 4.14 GB. The evolution of Tuttle's art practice is well documented through biographical material; paper correspondence and email; writings and over 200 richly illustrated notebooks; exhibition and gallery files; residency and visiting artist files; book projects and print edition files; personal business records; printed material; photographic material; and sketches. The illustrated notebooks comprise a significant bulk of the collection and document Tuttle's visual explorations, travel, language studies, and inner life over six decades. Paper correspondence, particularly Tuttle's frequent letters to his parents over four decades, communicate personal and professional developments in detail. Other notable collection material includes biographical items documenting Tuttle's childhood, high school, and college life, as well as limited edition and one of a kind artist books. The collection contains born-digital material, consisting of emails, writings, images of artwork and installations, a presentation, and video recording. There is a 2.1 linear feet unprocessed addition to the collection including fabric samples for projects, receipts, printed material, sketches, installation photographs, notes and notebooks, and correspondence. A portion of the addition contains electronic media.

The Joseph Cornell Study Center collection measures 196.8 linear feet and dates from 1750 to 1980, with the bulk of the material dating from 1930 to 1972. Documenting the artistic career and personal life of assemblage artist Joseph Cornell (1903-1972), the collection is primarily made up of two- and three-dimensional source material, the contents of the artists' studio, his record album collection, and his book collection and personal library. The collection also includes diaries and notes, financial and estate papers, exhibition materials, collected artifacts and ephemera, photographs, correspondence, and the papers of Robert Cornell (1910-1965) and Helen Storms Cornell (1882-1966), the artist's brother and mother.

The papers of painter, collector, and writer John Graham measure 11.2 linear feet and date from 1799 to 1988, with the bulk of materials dating from 1890 to 1961. Papers document the life of John Graham, born Ivan Dombrowsky, through personal documents related to military service and family history, passports, artifacts, correspondence, appointment books, financial records, inventories, wills, extensive writings and notes, books, clippings, exhibition catalogs, photographs of Graham and his family and friends, and artwork created and collected by Graham.

The records of the Architectural League of New York measure 114.9 linear feet and date from 1880s-1974 (bulk 1927-1968). The League's mission "to advance the art of architecture" is documented through administrative and business records, committee records and officers' files, exhibition files, records of functions and events, correspondence, publicity files, photographs, lantern slides, and 16 scrapbooks.

Papers document Henry Booth's invention, use, and marketing of the PhotoMetriC custom tailoring system.

The papers of New York City and Berlin, Germany based multi-media and conceptual artist Matt Mullican measure 27.8 linear feet and date from circa 1968-2017. The collection consists of biographical material, including a few interview transcripts; correspondence; over 100 notebooks; gallery and exhibition files; project and commission files; personal business records; printed material; and photographs. The notebooks document nearly five decades of Mullican's work process and illustrate his material and conceptual explorations. Large sequences of gallery and exhibition files, as well as project and commission files comprise the remaining bulk of the collection, providing detailed documentation of his professional career, particularly from the 1980s-2000s.

The papers document independent inventor Solomon Adler's work with sewing machine technology through correspondence, photographs, notes, drawings, sketches, patents, litigation records, and printed materials. The collection provides insight into both an independent inventor's process of invention and Japanese work culture during the post-World War II period.

The engineering firm that became Lockwood Greene was founded by David Whitman, a mill engineer, in 1832. Amos D. Lockwood, a consultant, succeeded Whitman and entered a partnership with Stephen Greene in 1882. The firm specialized in industrial engineering and construction; they designed and built a wide variety of structures and work environments worldwide over the next century. Lockwood Greene was acquired by CH2M HILL in December, 2003. Before its acquisition by CH2MHILL it was reportedly the oldest industrial engineering, construction, and professional services firm in the United States.

The papers of printmaker, etcher, and painter Blanche Lazzell (1878-1956) measure 4.6 linear feet and date from 1893 to 1986, with the bulk of the material dating from 1901 to 1940. Found within the papers are biographical materials; correspondence with family, friends, and colleagues; writings; five diaries; scattered personal business records; printed material; artwork; photographs; and artifacts.