The papers of New York artist, critic, historian, writer, art consultant and curator Walter Pach, measure 20.7 linear feet and date from 1857-1980. The collection documents Pach's promotion of modernism through his role in the landmark 1913 Armory Show, his relationships with artists and art-world figures and his extensive writings on art. Records include biographical material, correspondence with family, friends and colleagues including noted artists, handwritten and edited versions of manuscripts by Pach, diaries and journals, business records, printed material, scrapbooks, sketchbooks and artwork by Pach and others, and photographs of Pach and his family, friends, and colleagues. The collection also includes 12 linear feet of selections from Walter Pach's library.

The Russell, Xanthus, and Mary Smith family papers comprise 5.12 linear feet and are dated 1793-1977, bulk 1826-1977. Correspondence, writings, artwork, financial records, printed material, miscellaneous items and photographs provide documentation of the lives and works of painter, illustrator and poet, Russell Smith, and his son, painter Xanthus Smith, and scattered documentation of the lives of his wife, painter and educator Mary Priscilla Smith, and daughter and painter Mary Russell Smith.

George Sidney (1916-2002) was a film director during the Golden Age of Hollywood filmmaking (1927-1954). He spent the longest period of his career at Metro-Goldwyn-Mayer (MGM) until the 1950s. He later produced and directed films for Columbia Pictures and Paramount Pictures. He was a president of the Directors Guild of America and an avid photographer. He was the recipient of three awards from the Academy of Motion Picture Arts and Sciences (Oscar). The collection consists of photographs, photographic negatives, personal and business materials, and film. The collection also contains material created by George Sidney's uncle, George Sidney, vaudevillian and motion picture actor.

The records of the National Arts Club measure 32.1 linear feet and date from 1898 to 1960. The collection documents the founding of the club, and it's governance, administration, exhibitions, and social activities

The Dr. G. Howard White, Jr. Collection contains images of family members and residences relating to the White family of Catonsville, Maryland and Middleburg, Virginia and the Liebig family of Catonsville, Maryland, as well as recreational, industrial, and general sites in Virginia, Maryland, and New Jersey. The images, taken by Dr. G. Howard White, Jr. and Dr. Gustav Adolph Liebig, both amateur photographers, document everything from informal family gatherings and outings to domestic servants, workers, factories and railroad lines. The acession file includes some genealogical information and research on properties conducted in 2005.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Accounting and Bookkeeping forms part of the Warshaw Collection of Business Americana, Subseries 1.1: Subject Categories. The Subject Categories subseries is divided into 470 subject categories based on those created by Mr. Warshaw. These subject categories include topical subjects, types or forms of material, people, organizations, historical events, and other categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana

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.

Papers of Uriah A. Boyden (1804-1879), a Boston civil and mechanical engineer and the inventor of the Boyden turbine. Materials include correspondence, notes, calculations, articles, notebooks, legal documents, financial documents, patents and patent assignments, design drawings, newspaper clippings, pamphlets, business cards, and a print of a daguerreotype.

Sam DeVincent loved music and art and began collecting sheet music with lithographs at an early age. Series 3: African-American Music, contains circa 7,800 pieces of sheet music and folios dating from the 1820s to the 1980s; most of the material dates from after 1890. An overview to the entire DeVincent collection is available here: Sam DeVincent Collection of Illustrated American Sheet Music.

Papers documenting the farming and family life of the Robinson family of Prince George's County and after 1975, Charles County, Maryland. Papers documenting the farming and family of the Via family of Greene County, Virginia, Washington, D.C., Prince George's and Calvert Counties, Maryland, by 1949.