Types of records include: blueprints, photographs, and maps. Images document the Harkness Family, Harkness House, Harkness Fellows. This series also contains a variety of material separated from the body of the early Commonwealth Fund grant records including grants in public health, rural hositals and disease research (FA290 Commonwealth Fund Grants, SG 1, Series 18.1) as well as the Division of Publications (FA285 SG 1, Series 13).

Personal, academic, and legal correspondence, manuscripts, documents, photographs, and memoranda. Among the legal files, there is particular emphasis on labor and welfare law. The files also contain materials about his judicial appointment, the American Law Institute, the Columbia University School of Law, and the Project on International Procedure. Among the major correspondents are: James A. Farley, Arthur J. Goldberg, Philip C. Jessup, Robert F. Kennedy, Harold R. Medina, James A. Pike, and Lionel Trilling