This 19th and 20th century ballooning memorabilia collection contains the following items, which have been meticulously inventoried: 112 stereoscopic photographs; 107 photographs; 84 postcards, trade cards, valentines, and similar items; 80 prints; and 23 miscellaneous items.

The papers of conservator and museum director George Leslie Stout measure 6 linear feet and date from 1855, 1897-1978. Stout was head of the conservation department at Harvard University's Fogg Art Museum, director of the Worcester Art Museum and Isabella Stewart Gardner Museum in Massachusetts, and a member of the Monuments, Fine Art and Archives (MFAA) Section of the U.S. Army during World War II. The bulk of the collection consists of correspondence with family, friends, colleagues and professional associations. There are letters from fellow Monuments Men who served in the MFAA section such as Thomas Carr Howe, Ardelia Hall, Lamont Moore, Theodore Sizer, Langdon Warner and several other prominent arts administrators. The papers also contain biographical materials, writings, sketches and one sketchbook, military records, printed materials, and photographs.

The Col. West A. Hamilton papers, which dates from 1887 to 1991 and measures 4.50 linear feet, are the personal papers of West A. Hamilton most noted for his service on the Board of Education for Washington, D.C. The papers comprise books, certificates, correspondence, photographs, and scrapbooks.

The papers of sculptor Anna Coleman Ladd measure 4.26 linear feet, date from 1881-1950, and document the career of sculptor Anna Coleman Ladd. Found within the papers are biographical material, letters, diaries, financial material, notes and writings, art work, a file concerning the American Red Cross Studio for Portrait-Masks, scrapbooks, printed material, and photographs.

Edward Dugger (1894-1939) served as a first lieutenant and commanding officer in the African American unit, 372nd Infantry, during the 1920s and 1930s. The 372nd Infantry Regiment was a troop that was part of the 93rd Infantry Division (Colored) which served with the French Army during World War I. He retired in 1936 with the rank of Lieutenant Colonel with the Massachusetts National Guard and passed away in 1939.

Photographic prints made by the Trio Photograph and Supply Company in an around Vancouver Island, Canada among the Kwakwaka'wakw (Kwakiutl) community between 1919 and 1924.

The papers of marine painter, illustrator, writer and art instructor Stanley Woodward date from 1875-1970, bulk 1905-1970, and measure 6.6 linear feet. Found within the papers are biographical materials, family and personal correspondence, seventeen diaries, notes, notebooks and other writings, business records, a scrapbook and printed material including exhibition announcements and catalogs; and photographs of Woodward, members of his family, friends, his studio, and artwork. Files containing letters, clippings, and photographs concern actresses including Janis Carter, Linda Darnell, Bette Davis, and Eleanor Powell. Writings include drafts of Woodward's book Adventure in Marine Painting.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Calendars 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 contains interviews with Reimar and Walter Horten that were recorded by David Myhra.

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.