This collection consists of Judge Medina's personal papers related to his days as a student and faculty member at Columbia University and materials from the Columbia Law School Alumni Association.

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

The Wilfred Feinberg papers consist of over 200 linear feet of material, primarily dating from his fifty years as a judge on the United States District Court for the Southern District of New York and United States Court of Appeals for the Second Circuit. Some highlights of the collection include rulings and case files from precedent-setting cases, Feinberg's committee work drafting the 1995 Long Range Plan for the Federal Courts, and a detailed oral history.