The Collection of China's spring 1989 democracy movement (六四前后中国民主运动资料汇集) documents the legacy of the democracy movement in China during 1989 as well as events leading up to the Tiananmen Square Incident and its aftermath, dating from 1988 to 1997, and with the bulk of the materials dating from 1989 to 1990. The collection holds the originals and the photocopies of over 300 ephemeral posters, leaflet/handbills, newsletters, open letters, and petitions created and distributed in 1989, including those issued by the Peking Workers Autonomous Association (北京工人自治联合会), student groups from various universities, the "Hunger Strike Newsletter" and other unofficial news bulletins, intellectuals' petitions to the government, cartoons, and poetry. The collection also comprises over 200 photographs depicting demonstration banners, big character posters, petitions and letters to the leaders. The collection also contains 15 eye-witness reports by Asians and Westerners, reports of human rights organizations, as well as books, miscellaneous news magazine articles and newspaper clippings. Related materials in the collection also include Spring 1989 issues of the banned intellectuals' journal "Eastern Record"; 147 slides of work shown at the Peking National Gallery's avant-garde exhibition; and a video tape of interviews with artists and performance art at the February 5, 1989 opening of that exhibition. Other items are several VHS, audiocassettes, floppy disks, fragments of wall posters, a T-shirt, and commemorative envelopes. A large fabric banner prepared by Chinese students at the University of Michigan which was sent to Peking where it was displayed at Tiananmen Square in May 1989 and later returned to the U.S., is also included in the collection.

The Dan Talbot Papers document the business operation of the New Yorker Films, an independent film acquisition and distribution company, dating from 1960s to 2008, as well as movie theaters in the Upper West Side Manhattan which he operated, dating from 1960 to 2007. It is of particular relevance to New Yorkers as the Talbots operated the New Yorker Theater, Cinema Studio, Metro, and Lincoln Plaza Cinemas, on the Upper West Side, as popular venues to view independent and foreign films.

New York City Opera (NYCO) was famously dubbed "The People's Opera" by Mayor Fiorello LaGuardia at its founding in 1943. The Opera company's mission is to inspire audiences with innovative and theatrically compelling opera at an affordable price. This collection documents the artistic productions and the daily administrative functions and operations attest to the mission of the company. The materials in this collection consist of administrative and financial records, production files, stage guides, scores, correspondence, programs, photographs, posters, scenery plans, memorabilia, printed materials, and audio and video recordings, dating from 1924 to 2019, with its bulk dating from 1965 to 1991.

This collection contains the personal and professional papers of Sylvia Ardyn Boone, a scholar of Art History with a focus on African art, and the first African-American woman to receive tenure at Yale University. The collection includes manuscripts, correspondence, course materials and syllabi, research notes, printed materials, photographs, video and sound recordings, and other papers relating to professional projects. Also included are dissertation manuscripts for recipients of the Sylvia Ardyn Boone Memorial Prize at Yale.

The Ta-Chun Hsu papers (徐大春檔案) document his personal life and provide a glimpse of his career in China and in the United States. The bulk of the papers consist of correspondence related to his family and his personal life as a Chinese-American and an immigrant living in New York. The correspondence also highlights his relation to a prominent Chinese educator and philosopher, Hu Shih (胡適) and his family. There are also materials related to his father, Hsu Singloh (徐新六), who was a major finance and banking leader during the Second Sino-Japanese War. Also included are immigration and travel documents of T.C. Hsu. Other materials also include news clippings, articles, financial records, printed materials, portraits and photographs, maps and postcards.