The collection consists of 109 cubic feet of material, primarily photographs with some additional documentation, covering aerospace topics. The bulk of the material relates to US space exploration, including extensive photo files on US manned missions through the Space Shuttle, and satellite and sounding rocket work. The first series consists of unmanned spacecraft material, the second series consists of manned spacecraft material, and the third series consists of aircraft material.

The personal and business papers of longtime, gay civil rights activist, editor, and publisher of the Philadelphia Gay News (PGN), Mark Segal.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Masons 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 Millard Sheets papers comprise 27.6 linear feet of material dating from circa 1907 to 2000 with bulk dates spanning 1956 to 1981. The collection documents Sheets's career as a designer, painter, and muralist, and his personal and professional interests through correspondence, writings, lectures, printed material, drawings, slides, photographs, and ephemera. A small addition donated 2018 by Carolyn Owen-Toole, Sheet's daughter. There is a 4.6 linear foot unprocessed addition to this collection donated 2018 that includes writings; sketchbooks and sketches; photographs and negatives of works of art, images of Millard Sheets and others; printed material, including two scrapbooks; and scattered correspondence regarding Sheet's projects.

Collection documents the 1939 New York World's Fair in Flushing Meadows, New York. Also includes materials on other world's fairs, the Exhibition Collectors Historical Organization (ECHO), New York City tourism and Disney.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Engineering 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 LeRoy Neiman measure approximately 70.5 linear feet and date from 1938-2005. The collection includes biographical materials, correspondence, project files, printed material and artifacts documenting the career of the American painter LeRoy Neiman.

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

Sam DeVincent loved music and art and began collecting sheet music with lithographs at an early age. Series 4: Songwriters: A "songwriter" for this series is defined as a composer, a lyricist, or both. An overview to the entire DeVincent collection is available here: Sam DeVincent Collection of Illustrated American Sheet Music.

The Sylvester Rosa Koehler papers measure 5.4 linear feet and date from 1833 to 1904, with the bulk of the material dating from 1870 to 1890. The collection consists primarily of Koehler's extensive correspondence to and from many notable artists and printmakers such as Jean F. Harfin, John M. Falconer, Frederick Juengling, and James D. Smillie, as well as friends, and family members and professional correspondence concerning Koehler's activities as a writer, curator, and editor of the American Art Review. The collection also contains financial records and other miscellaneous items.