A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Alaska forms part of the Warshaw Collection of Business Americana, Subseries 1.2: Geographical Categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana

The Russian Aeronautical Collection is a mix of technical, historical, and cultural reference materials, including originals or copies of articles, documents and other historical materials relating to Russian and Soviet aviation from the Tsarist period through the Soviet era. The collection focuses on key events, personalities and aircraft designs, and certain subject areas are covered in depth, including the life and career of Igor Sikorsky, the transpolar flights of the 1930s, Soviet aviation in the Spanish Civil War, and the operational history of the Soviet Air Force in World War II.

The collection, which dates from circa 1930 to 1977 and measures .17 linear feet, includes images of African American baseball players from the Anacostia community, as well as documents the youth activities organized by the Metropolitan Police Boys Club #11 in the neighborhood. The collection is comprised of photographic prints.

The records of Safko International, Inc., document an assistive computer technology company created by Lon S. Safko to produce and sell the environmental control systems he invented for the physically disabled, specifically quadriplegics. Through the use of a computer and alternative input devices, the physically disabled were able to overcome physical barriers which inhibited them from attaining an autonomous lifestyle.

The papers of the painter, muralist, and illustrator John White Alexander measure 11.9 linear feet and date from 1775 to 1968, with the bulk of materials dating from 1870 to 1915. Papers document Alexander's artistic career and many connections to figures in the art world through biographical documentation, correspondence (some illustrated), writings, 14 sketchbooks, additonal artwork and loose sketches, scrapbooks, photographs, awards and medals, artifacts, and other records. Also found is a souvenir engraving of a Mark Twain self-portrait.

The papers of Reginald R. Isaacs measure 22.54 linear feet and date from 1842 to 1991, with the bulk of the material from 1928 to 1991. The collection includes Isaacs's personal and professional papers, as well as extensive research material he collected and created for his two-volume biography, Walter Gropius: The Man and His Work.

The collection measures 20.4 linear feet, dates from 1885 to 1991 (bulk dates 1908-1986) and documents the career of Harlem Renaissance lithographer, teacher, and painter Prentiss Taylor. The collection consists primarily of subject/correspondence files (circa 16 ft.), reflecting Prentiss' career as a lithographer and painter, his association with figures prominent in the Harlem Renaissance, notably Carl Van Vechten and Langston Hughes, his activities as president of the Society of Washington Printmakers and other art organizations, his work in art therapy treating mental illness, and his teaching position at American University. The subject files contain mostly correspondence, but many include photographs and printed material. Also included are biographical, financial, legal and printed material; several hundred photographs; notes and writings; sketchbooks, drawings and a few prints by Taylor; and scrapbooks dating from 1885-1956.

Papers document General William Babcock Hazen's military career, primarily through correspondence, photographs, and publications.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Music 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

The papers of California painter, writer, and teacher Erle Loran measure 12.6 linear feet and date from 1912 to 1991. Found are biographical materials; two linear feet of personal and professional correspondence; personal business records; writings which include extensive drafts and notes for Loran's book Cezanne's Composition; over 400 items of artwork that include watercolors, drawings, charcoal, and pastel studies; printed materials; photographs of Loran, family, and friends, and artwork; and one audio recording of a lecture by Loran on Cezanne.