Sir W. Arthur Lewis (1915-1991) was a pioneer in the field of economic development and a leading authority on economic growth in developing countries and associated political and social changes. He was a professor at the University of Manchester and Princeton University and served as an advisor to several governments. Lewis, who was from the Caribbean, also broke through racial barriers in the academic world throughout his career. Lewis's papers document his career as a scholar and as an economic advisor and include his professional correspondence, meeting minutes, reports, and writings.

The records of the War Service Bureau include a wide range of documentation for Princeton men who served in World War II. Materials include biographical, military and school-related information, as well as correspondence between the students and Princeton University staff, faculty and students, and subject files for the War Service Bureau office.

Consists of correspondence, photographs, newspapers, and ephemera belonging to missile researcher Warren Alfred Stark that document his time in the United States Army at the White Sands Proving Grounds in New Mexico during the Korean War and the early years of the Cold War. The majority of the collection consists of correspondence between Warren Stark and Jean Anne Baldwin Stark (1928-1999), his girlfriend and later wife, and other family members and close friends.