Correspondence, manuscripts, photographs, memorabilia, and printed materials primarily concerning biochemistry. Correspondents include 24 Nobel Prize winners, including Otto Loewi, Otto Meyerhof, Archibald Vivian Hill, Feodor Lynes, Severo Ochoa, and Otto Warburg. Other correspondents include Sir Hans Krebs, John Farquhar Fulton, Jean Pierre Changeux, and others in Europe, Israel, Japan, and the USSR as well as the USA. Nachmansohn's concern with the place of Jews in science appears throughout the collection, especially in material concerning the Weismann Institute and other academic institutions to which he belonged. There are photographs of colleagues, many signed and inscribed during his many trips. The printed materials consist chiefly of Nachmanson's published works beginning with his 1927 doctoral dissertation (University of Berlin) and continuing throughout his professional life at the Kaiser Wilhelm Institute (1926-1930), the Sorbonne (1933-1939), Yale University (1939-1942), and Columbia University (1942-1982).

Miscellaneous papers of James Nevins Hyde, Charles Cheney Hyde, and James Nevins Hyde. The collection includes monographs, account books, pamphlets, obituaries, and photographs.

Correspondence, manuscripts, notes, and photographs of Kay, including files of correspondence from his student years to the time of his death, primarily on professional and academic matters; geological field notebooks, 1923-1975; manuscript materials for his book, STRATIGRAPHY AND LIFE HISTORY (written with E.H. Colbert); files on the Gander Conference, 1964-1970; manuscripts and typescripts of various lectures and articles; syllabi and various other academic files; and photographs and illustrations, primarily those used in STRATIGRAPHY AND LIFE HISTORY.

Correspondence, art work, and memorabilia of Rood, including letters to Rood from colleagues, scientists, and artists including Albert Bierstadt, Arthur J. Evans, Joseph Henry, and Charles Eliot Norton. Family letters to and from his wife, Matilda, and children; letters from his wife to her mother, Anna Prunner, in Germany; sketchbooks, drawings, and etchings of Rood and his son, Roland Rood; and photographs and memorabilia.

Personal and professional papers including correspondence, manuscripts, documents, diaries, journals, photographs, and printed materials relating to his teaching at various universities, his literary studies and writings, and his professional activities in such organizations as the Moder Language Association and P.E.N. His correspondents include contemporary authors such as Edmund Blunden, Christopher Hassall, Louis Kronenberger; scholars such as James P. Clifford, Leon Edel, and A.L. Rowse. There are also some letters collected by Halsband, including those by Mrs Piozzi, John Wilkes (1727-1797) and John Stuart, 3rd Earl of Bute (1713-1792). Among the manuscripts are notes, drafts, typescripts, and proofs of his LIFE OF LADY WORTLEY MONTAGU (Oxford, 1956) and COMPLETE LETTERS OF LADY MARY WORTLEY MONTAGU (Oxford, 1965-1967). Also, manuscripts and typescripts of Halsband's diaries, journals, lectures, articles, book reviews, and essays. The printed materials include ephemera, books, and offprints by Halsband and books by other authors inscribed to him. There is a watercolor portrait of Halsband by Stephen Andrews, London, ca. 1966.

Correspondence, typescripts, research notes, index cards, photocopies, and photographs of THE LAW PRACTICE OF ALEXANDER HAMILTON publication project, 1961-1981. These editorial research files of Julius Ludwig Goebel, Joseph Henry Smith, and their staff contain research notes with related correspondence, edited typescript drafts of parts of the published volumes, typescript copies, and photoreproductions of autograph letters, manuscripts, and documents collected by the editors for use in their publication THE LAW PRACTICE OF ALEXANDER HAMILTON.

Correspondence; miscellaneous letters, manuscripts, clippings, and printed material, 1867-1922, relating to the American Historical Association, the Centenary of Anglo-American Peace, and Dartmouth College; memorabilia, and photographs and postcards. Also, Dunning family correspondence and manuscripts, 1781-1915, including letters from Robert Kerr to W.A. Dunning; letters and post cards to Matilda A. Dunning; journals and diaries of William A. Dunning, 1873-1875 and undated, and Charlotte Dunning, 1899-1915; miscellaneous letters among family members; visiting cards; a composition written by Dunning while a boy; and letters relating to Dartmouth college. The collection also includes manuscript notes for lectures, articles, reviews, books, and chapters by Dunning. Some subjects include: "The British Empire and the United States", "Carl Schurz", "England and Ireland", and "Political Theory".

Papers of Shepherd, including correspondence with professional colleagues at home and abroad, U.S. government officials, and Latin American government officials dealing with his own publications, his trip to Austria in 1932, and his interest in Latin American affairs, the Institute of Latin American Affairs, the INTER-AMERICAN HISTORICAL SERIES, Latin American area studies, oriental area studies, and the NEW ORIENT SOCIETY. The manuscripts include three boxes of lecture notes on American history in English and German; abstracts and related material of his lecture tour in England, 1922; typescript instructions for his HISTORICAL ATLAS, including maps, related correspondence, and documents; notes, bibliographies, essays, photographs, and related materials on Latin America; a scrapbook of clippings on the Williamstown Institute, 1927; his English literature notebook while an undergraduate at Columbia College, 1893; two boxes and a scrapbook of travel photographs and lantern slides of views from around the world; Shepherd family items include a hand-drawn, hand-colored coat of arms and a letter book of his father, William Shepherd, dated 1867-1871; and Iona Shepherd's 1905 autograph book.