This collection is arranged in nine series: 1. Lectures and Class Notes, 1953-1987, undated; 2. Brandeis University Administration, 1967-1985, undated; 3. Correspondence, 1956-1990, undated; 4. Grants and Awards, 1950-1996, undated; 5. Research Materials for Publications, 1950-1990, undated; 6. Students and Assistants, 1927-1995, undated; 7. Reprints, 1939-1994, undated; 8. Harvard Notebooks, 1937-1940, undated; 9. Addenda, 1937-2002, undated.
Series one through seven are arranged alphabetically; series eight and nine are arranged chronologically, and series ten is arranged in original order. For more information about each series, please consult the series descriptions in the box and folder listing.