The Austin Merrill Mecklem and Marianne Greer Appel papers measure 1.4 linear feet and 0.035 GB and date from 1910-2006, with the bulk of the materials dating from 1928-1977. Correspondence, writings, drawings, printed and digital material, miscellaneous items and photographs document Mecklem as an artist, muralist and art instructor and Appel as an artist, puppet designer and author and illustrator of children's books. A significant part of Appel's papers consists of drafts of two illustrated children's books.

The papers of Washington, D.C. painter Margaret Casey Gates date from 1934-1988, and measure 1.0 linear foot. Gates' papers document her work as a painter, her projects for the New Deal federal arts programs, the Phillips Memorial Gallery and its art school, where she attended school and later worked as secretary and where her husband Robert Franklin Gates was a teacher, and the Washington, D.C. arts scene. Found are scattered correspondence, seven sketchbooks by Gates and two sketchbooks of her divorced husband Robert Franklin Gates. Miscellaneous notes and writings, a scrapbook, printed material, and photographs of Gates, her husband, friends, artwork, and views of the Virgin Islands are also included in the papers.

The papers of Florence Arquin measure 8.2 linear feet and date from 1923 to 1985. The papers document Arquin's career as a painter, photographer, educator, writer, and critic through biographical material, correspondence, writings, teaching and project files, printed material, photographs, artwork, and scrapbooks. Additionally, the papers relate to her personal relationships with her husband Samuel Williams and friends, Diego Rivera and Frida Kahlo. Teaching and project files include material from Arquin's work with the Federal Art Project at the Art Institute of Chicago and as director of the U.S. State Department's Kodachrome Slide Project, which was part of an effort to provide educational agencies with visual aids to support Latin American Studies.

The papers of painter, illustrator, and educator Percy Leason measure 1.3 linear feet and 0.402 GB and date from circa 1929 to 2011. The collection documents his career through biographical material, correspondence, diaries, writings and notes, printed and digital material, photographic material, and a scrapbook.

This finding aid was digitized with funds generously provided by the Smithsonian Institution Women's Committee.

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

This collection consists of the archives of Giuseppe M. Bellanca and his company, including the following types of mediums: drawings, stress analysis tests, reports, photographs/negatives, documents, correspondence, patent information, newspaper clippings, business records, and financial statements.

The Chester Beach papers measure 7.32 linear feet and date from 1846 to 1999, with the bulk ot the material dating from circa 1900 to 1999. The work and professional activities of Beaux Arts sculptor Chester Beach (1881-1956) and his family's efforts to exhibit and sell work from the estate are documented by project files, business records, correspondence, scrapbooks, printed material, and photographs. The papers also include many artist-designed Christmas cards sent and received by the Beach family, and artwork by Chester Beach and others.

This collection consists of photographs, news clippings, and correspondence documenting Thaden's aviation career.

The collection documents Crawford W. Long's use of sulphuric ether on a patient. The materials include glass plate negatives, correspondence, printed documents, and photprints.