Papers of Dmitrii Nikolaevich Liubimov, consisting of correspondence, manuscripts, documents, photographs, and printed materials. Correspondents include Vasilii Maklakov and Boris Zaitsev, and there is a document signed by Boris Savinkov. Manuscripts include Liubimov's memoirs of his years in the Ministry of Internal Affairs, "Russkaia smuta nachala deviatisotykh godov (1902-1906)", and others by him on many topics, often based on his personal experiences. Liubimov scrapbooks from the emigration include notes and clippings on various topics. There are materials relating to the activities of his wife, Liudmila Ivanovna, as representative of the Russian Red Cross in Poland in 1919-1922, including correspondence and a photograph album.

Personal and professional papers of Stedman, including correspondence, letter books, diaries, poetry manuscripts, scrapbooks, photographs, and genealogical materials for the Stedman and Dodge families. Correspondence and manuscripts of his mother, Elizabeth Clementine Dodge Stedman Kinney (1810-1889), poet and diarist, and of his granddaughter, Laura Stedman Gould (1881-1941), author and editor. Also, editions of Stedman's LIBRARY OF AMERICAN LITERATURE including printed materials relating to the marketing; and an album of Civil War photographs by Mathew Brady, inscribed by the photographer to Laura H.W. Stedman as well as additional loose photographs by Brady.

Professional and personal files including Armstrong's correspondence with professional associations, other engineers, and friends, his research notes, circuit diagrams, lectures, articles, legal papers, and other related materials. Of his many inventions and developments, the most important are: 1) the regenerative or feedback circuit, 1912, the first amplified radio reception, 2) the superheterodyne circuit, 1918, the basis of modern radio and radar, 3) superregeneration, 1922, a very simple, high-power receiver now used in emergency mobile service, and 4) frequency modulation - FM, 1933, static-free radio reception of high fidelity. More than half the files concern his many lawsuits, primarily with Radio Corporation of America, over infringement of the Armstrong patents. Litigation continued until 1967. Other files deal with his work in the Marcellus Hartley Research Laboratory at Columbia University, 1913-1935, and with the American Expeditionary Forces in France during World War I, his Air Force contracts for communications development, Army research during World War II, the Radio Club of America, the Institute of Radio Engineers, FM development at his radio station at Alpine, N.J., the use of FM in television, his involvement in Federal Communications Commission hearings and legislation, and his work with the Zenith Radio Corporation. Also, letters to H.J. Round

Personal correspondence, speeches, subject files, photographs, and printed and miscellaneous material of Hogan. The correspondence, speeches, and other material relate primarily to his activities as District Attorney, and to his unsuccessful campaign for the U.S. Senate, 1958. The papers also reflect Hogan's deep concern for Columbia University, as a Trustee and a member of numerous alumni committees. Among the major correspondents are Harry J. Carman, Dwight David Eisenhower, Robert F. Kennedy, Arthur Hays Sulzburger, and Herbert Bayard Swope.

The Herbert L. Matthews Papers contain the writings, correspondence, and personal papers of this American journalist, a correspondent and editorial writer for the New York Times from 1922 to 1967. Matthews' assignments spanned the world. As a journalist he covered the Italian invasion of Abyssinia in 1935 and 1936, Spain and the Spanish Civil War, Italy, India, Europe and World War II, postwar Europe, Latin America; as an editor he wrote about Vietnam, China, and Latin America.

The office files of the American Institute of Pacific Relations and the international Institute of Pacific Relations, containing correspondence and reports concerned with international conferences, research programs, and publications programs of both Institutes, and relating to the political, economic, and social problems in eastern and southern Asia and the South Pacific, as well as with problems of American foreign policy. There are many travel letters and on-the-spot reports relating to conditions in China, Japan, Russia, Australia, the Philippines, India, and Pakistan during the period 1933 to 1954.

Material gathered by Oswald Garrison Villard in the researches for his biography JOHN BROWN, 1800-1859: A BIOGRAPHY FIFTY YEARS AFTER. A large part of the materials is copies of correspondence both contemporary and of a later period, concerning John Brown and his associates, especially in the Kansas Territory and at the Harper's Ferry raid. Of the original letters in the collection, many are from descendants and family of John Brown and the men who accompanied him on his raid. There are clippings, pamphlets, proof sheets, and other printed matter. Photographs number 181 items.

Correspondence, manuscripts, notes, diaries, documents, photographs, audio tape recordings, printed materials, scrapbooks, and sketches and drafts of portraits. Her finished portraits on ivory are cataloged separately for the Art Collection (q.v.). The collection includes her correspondence with friends and clients; manuscripts of her articles, lectures, and many unpublished autobiographical drafts; pencil sketches, watercolor drafts, and photoprints of her portraits on ivory; photographs of her family amd travels; clippings and other printed materials; and three scrapbooks of clippings and memorabilia. There is cataloged correspondence from Arnold Genthe, S.I. Hayakawa, Karen Horney, Burges Johnson, Dwight Macdonald, and Alice B. Toklas, etc.

Papers, promptbooks, photographs, lecture notes, correspondence, and theatrical files of Somerville. Included are materials from the Washington Square Players and Duke's Oak Theatre in Cooperstown, N.Y.