John Leonard (1939 -2008) was an American literary and cultural critic best known for his extensive writing on literature, television, media, politics and American culture and his work as head editor of The New York Times Book Review in the 1970s. The John Leonard papers include drafts of Leonard's reviews, essays, essay collections, and works of fiction and nonfiction. The collection also includes his correspondence with prominent literary and cultural figures, his research and business files, personal memorabilia, photographs, signed artwork, printed matter, posthumous tributes to Leonard, and audio-visual material.

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.

The Theodore Richards Conant Collection documents the life and film making career of Theodore Richards Conant, dating from 1949 to 2010, with the bulk of the materials dating from 1953 to 2000. The focus of the materials is on the Korean War, Korean culture and society. Materials in the collection consist of his personal papers and a substantial amount of audiovisual materials related to the documentary films created and/or collected by him during his career. The personal papers consist of clippings, ephemera, correspondence, scenarios, notes, catalogs, journals and other unique items. The photographs in the collection document Korea's political and cultural aspect, as well as Conant's work in Korea as a film producer while working in the UN Korean Reconstruction Agency (UNKRA). The audiovisual materials are the documentaries directed and filmed by Conant, related to the Korean War, Korean society and culture.