Correspondence, manuscripts, documents, notebooks, memorabilia, a tape cassette, photographs, and printed materials. The collection is primarily correspondence files, both personal and professional, along with book reviews, awards and diplomas, letters of condolence on his death, clippings, and correspondence, manuscripts and printed materials relating to THE STREAM OF HISTORY. The correspondence relates specifically to the third edition. The manuscripts are typed and holograph inserts for the third edition and possibly for the second edition as well. Among the manuscripts are twenty-two notebooks containing holograph notes and drafts of chapters. The printed material consists of one copy of THE STREAM OF HISTORY, 1934 edition.

This collection contains correspondence, manuscripts, documents, subject files, photographs, memorabilia, and printed materials of landscape architect Gilmore D. Clarke, 1892-1982.

The correspondence, research, and teaching files of French-American cultural historian and Columbia University professor emeritus Jacques Barzun (1907-2012).

Correspondence with many well known authors and scientists, correspondence with publishers, contracts, and other materials dealing with the many series of books which she has organized. Dr Anshen has edited over one hundred works in fields ranging from physics and biology to philosophy, education, psychology, and esthetics. Her series - WORLD PERSPECTIVES (Harper), RELIGIOUS PERSPECTIVES (Harper), CREDO PERSPECTIVES (Pocket Books/Simon & Schuster), THE SCIENCE OF CULTURE SERIES (Harcourt, Brace), PERSPECTIVES IN HUMANISM (World Pub. Co.), and THE TREE OF LIFE SERIES - have been concerned with new trends in scientific thought and the mutual intelligibility of the various arts and sciences. A new series, CONVERGENCE (Columbia University Press), was started in 1981 dealing with ideas that changed, or that are changing the world. Books from the various series are also included. There is also personal material of Dr Anshen and her family.

Correspondence, manuscripts, notes, memoranda, notebooks, notecards, proofs, photographs, microfilms, and printed materials. The Papers include the manuscript research materials and correspondence for each of his books except his biography of Theodore Dreiser. Among the correspondents are William Benton, Bruce Catton, Carey McWilliams, Mrs. Fremont Older (Cora Miranda Baggerly Older), and Thornton Wilder.