The Records of United Service to China, Inc., known from 1941 to 1946 as United China Relief, Inc., document the activities of the organization from the early formation in 1940 to its official consolidation with the American Bureau for Medical Aid to China in 1966. In addition there is a limited amount of material from other Chinese relief agencies that predate the founding of United China Relief / United Service to China. The Records focus on UCR/USC attempts to raise money in the United States, to educate Americans about China and the Chinese people, and to carry on relief work in China. The collection consists primarily of correspondence among the various individuals and agencies involved with UCR/USC, along with other material produced by the agency, such as minutes and publicity material. In addition, the collection includes a series of photographs dealing with China during the 1940s and efforts in the United States to raise money for China during the same period.

Richard Ullman (1933-2014) was a scholar of U.S. foreign policy and international affairs. The collection documents Ullman's career as an academic, his service with the U.S. State Department and the Council on Foreign Relations, and his process of researching and publishing the three-volume Anglo-Soviet Relations, 1917-1971.

Consists of the extant papers of James Ramsey Ullman (Princeton Class of 1929), American novelist, theatrical producer, world traveler, and mountain climber. Included are manuscripts of most of his major works, many shorter works, correspondence, and subject files.

Karl S. Twitchell was an American mining engineer who conducted extensive surveys in the Middle East, Europe, and South America between 1915 and the 1950s. His papers document the span of his career, particularly his interest in the Middle East, and include correspondence, journals, notes, reports, writings, topical files, photographs, and maps. Personal documents and correspondence with family and associates are also contained.

Consists of personal papers of Kaiē Tsitselē, Greek author and translator, who contributed to the dissemination of the Modern Greek literature outside Greece. The collection consists of manuscripts of some of Tsitselē's novels, short stories, radio scripts, and book reviews along with her English translations of Greek works. Correspondence with her friends and colleagues completes the collection.

Contains over 3000 manuscripts relating to the Rossetti's and their friends. While Dante Gabriel is the central figure, his brother and sisters (William Michael, Christina Georgina, Maria Francesca) are also represented, as are several other members of the Polidori/Rossetti families. The material in the collection was acquired by Janet (Camp) Troxell between 1930 and 1965.

Consists of letters to Gilbert Troxell from Sinclair Lewis, John O'Hara, and Carlotta Monterey O'Neill, the wife of Eugene O'Neill, discussing the donation of manuscripts to the Sterling Memorial Library at Yale University.