The Gertrude Vanderbilt Whitney papers measure approximately 36.1 linear feet and date from 1851 to 1975, with the bulk of the material dating from 1888 to 1942. The collection documents the life and work of the art patron and sculptor, especially her promotion of American art and artists, her philanthropy and war relief work, her commissions for memorial sculpture, and her creative writing. Papers include correspondence, journals, writings, project files, scrapbooks, photographs, artwork, printed material, two sound recordings, and miscellaneous personal papers.

Original documents and papers generated by William J. Hammer and by various companies and individuals with whom he was associated. Includes material related to the research and inventions of Edison, Bell, Tesla, the Curies, etc.

The records of the Carnegie Institute, Museum of Art measure 265.8 linear feet and date from 1883-1962, with the bulk of the material dating from 1885-1940. The collection includes extensive correspondence between the museum's founding director, John Beatty, and his successor, Homer Saint-Gaudens, with artists, dealers, galleries, collectors, museum directors, representatives abroad, shipping and insurance agents, and museum trustees. The collection also includes Department of Fine Arts interoffice memoranda and reports; loan exhibition files; Carnegie International planning, jury, shipping, and sale records; Department of Fine Arts letterpress copy books, and a copy of the original card catalog index to these records.

Collection documents the 1939 New York World's Fair in Flushing Meadows, New York. Also includes material relating to other fairs, the Exhibition Collectors Historical Organization (ECHO), New York City tourism and The Walt Disney Company.

The papers of painter and naturalist, Abbott Handerson Thayer, and the Thayer family date from 1851 to 1999, with the bulk of the material dating from 1881 to 1950, and measure 5.12 linear feet. Thayer's painting career, interest in concealing coloration (camouflage) in nature, and relationships with artists, patrons, family, and friends are documented through correspondence, writings, scattered legal and financial records, printed materials, and a scrapbook. Photographs are of Thayer, his family, studio, and friends, including artists. The collection also contains family papers created by his second wife, Emma Beach Thayer, his son Gerald, his daughters Mary and Gladys, and Gladys' husband David Reasoner, who managed Thayer's estate after his death.

The personal papers of Charles Lang Freer, the industrialist and art collector who founded the Freer Gallery of Art. The papers include correspondence, diaries, art inventories, scrapbooks of clippings on James McNeil Whistler and other press clippings, and photographs.

The papers of landscape painter Sanford Robinson Gifford, date from the 1840s through 1900, and circa 1960s-1970s. The bulk of the papers fall between 1855-1881; material from the circa 1960s-1970s consists of photographic copy prints for which the Archives does not have the originals. The small collection measures 0.9 linear feet of scattered documentation of Gifford's life, primarily extensive biographical accounts of his travels in the mid 1850s and late 1860s in the form of bound letters to his father. These serve as detailed journals of his impressions of Europe and the Middle East, the development of his painting, and his relationships with other artists such as Albert Bierstadt and Worthington Whittredge. The collection also contains sketches by Gifford, printed material including catalogs of Gifford's paintings, and photographs of Gifford and others.

Charles Sumner Tainter has been recognized as the father of the talking machine, and much of the material in this collection represents his experimental work on the graphophone. Alexander Graham Bell, Chichester Bell, and Tainter established the Volta Laboratory Association in 1881. This collection presents a comprehensive picture of the early development of the phonograph and Tainter's substantial contributions to the project.

The papers of art historian, collector, educator, and museum administrator John Davis Hatch measure 24.9 linear feet and date from 1790-1995. Within the papers are biographical materials; correspondence; personal business and legal documents; diaries; research, organization, and teaching files; writings; printed materials; photographs; and works of art (mostly sketches) by American artists. Research files regarding artists and specific subjects comprise the bulk of this collection.

Records in this record unit document the exhibition research and activities of the National Portrait Gallery and its Office of Exhibitions. Particularly well represented are exhibitions mounted between 1974 and 1976, with materials documenting research and publications on numerous artists, paintings, prints, broadsides, books, documents and ...