Correspondence, manuscripts, documents, photographs and printed materials. The correspondence is with American and English literary figures and Columbia faculty members. Included are 38 letters from Brander Matthews and 4 from Edmund Gosse. There are 5 letters from Trent to George Whicher, 3 to John Hart, and 180 postcards and letters to John Bell Henneman, as well as a group of miscellaneous letters to and from Trent. Also included are a holograph fair copy of Trent's poem "Germany, 1915" with his covering a.l.s. and several miscellaneous poems; and his contract with J.B. Lippincott Co. for the publication of GEORGE SAND. There are also two documents signed by George W. Maynard. Among the photographs is a photograph album, prepared by Hudson Stuck in 1899, of people and scenes from Dallas, Texas. Among the printed materials are Trent's examinations and outlines for English courses, and THE UNPOPULAR REVIEW with numerous pages of Trent's notes

Correspondence, miscellaneous notes, manuscripts and documents, memorabilia, photographs, clippings, and printed material. The chief correspondents are Nicholas Murray Butler, Charles George Proffitt, and Herbert S. Renton. The collection relates to the theater, to the ANNALS and to Odell's other work, SHAKESPEARE FROM BETTERTON TO IRVING.

Letters and manuscripts of MacDowell. One group was written to Arthur P. Schmidt, his publisher during MacDowell's years as professor of music at Columbia University. These letters concern the publication and distribution of his compositions and his copyright difficulties with other firms, especially Brietkopf & Härtel. There are eight letters from MacDowell to the American pianist, composer, and pedagogue William Mason. This personal correspondence deals with such things as musical pieces dedicated by each man to the other. A diary and letter book belonging to Marian N. MacDowell (Mrs. Edward) contains draft copies of letters to Nicholas M. Butler and others relating to his controversial career at Columbia University. Also, photocopies of eight letters from the Mary Flagler Cary Music Collection at the Morgan Library. Among the numerous musical scores and sketches are his INDIAN SUITE and the SONATA TRAGICA. Also, two original drawings of MacDowell by Orlando Rowland; and correspondence, manuscripts, catalogs, and other materials relating to the MacDowell Exhibition at Columbia University in 1938.

This is a collection of material relative to the life and career of Prof. Peck. The collection centers around the breach of promise suit brought by Miss Esther Quinn against Dr. Peck and his subsequent dismissal from the university in 1910. The material includes numerous clippings and letters from, to, and relating to Peck from President Nicholas Murray Butler of Columbia, Dr. Robert Arrowsmith of the American Book Company, and others. There are also letters relative to Peck's early teaching career and his life after leaving Columbia. Also, correspondence and other materials relating primarily to Prof. Peck's editorship of THE BOOKMAN, 1895-1907, and of two encyclopedias, THE INTERNATIONAL CYCLOPEDIA and THE NEW INTERNATIONAL ENCYCLOPEDIA.

Manuscripts of essays and course notes taken while a student at Amherst College, 1884-1889, and at Berlin University, 1892-1894. Articles, addresses, essays, lectures, lecture notes and reading notes. Also included are diaries for the years 1936-1940 and correspondence concerning Amherst College, Columbia University, and Woodbridge's stay as a visiting scholar in Berlin, 1931-1932. Among his correspondents are: Frederick S. Allis, Secretary of the Amherst Board of Trustees; Stanley King, President of Amherst; and Nicholas Murray Butler, President of Columbia. Some photographs are also included.

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

Correspondence relating to Erskine's various educational, musical and literary interests; manuscripts of his writings; lecture notes for college courses; souvenirs of his army service in World War I and his Columbia University professorship, and student papers from his own school and college days. Also, biographical file, scrapbooks, and articles.

Correspondence, manuscripts, notes, documents, book typescripts, photographs, and printed materials covering the time from Dorfman's early interest, as a graduate student, in the economic thought of Thorstein Veblen until his retirement. There is correspondence with his academic colleagues, students, publishers, and the family and students of Thorstein Veblen, as well as manuscripts, typescripts, drafts, revisions, notes, photographs, pamphlets, and related materials for his articles and books which include: THORSTEIN VEBLEN AND HIS AMERICA, 1934; THE ECONOMIC MIND IN AMERICAN CIVILIZATION, 1946-1959; EARLY AMERICAN POLICY, 1960; INSTITUTIONAL ECONOMICS, 1963; TYPES OF ECONOMIC THEORY, 1967; and NEW LIGHT ON VEBLEN, 1973

Correspondence and miscellaneous items of Keener. The correspondence dates primarily from the years 1894 and 1895, and concerns mostly admissions and other procedures of the Law School. There is one letter book of outgoing correspondence, 1891-1895. The collection includes cataloged letters from Nicholas Murray Butler, Melvil Dewey, Seth Low, and Edwin R.A. Seligman.

Papers of McCrea containing manuscripts of his addresses and essays on classical themes and on specific Latin authors including Cicero, Horace, and Lucretius. There is an unpublished book manuscript in various stages of completition entitled "Cicero as Philosopher." Letters to McCrea from Nicholas Murray Butler, Gonzalez Lodge, Frank A. Patterson, and Ernest G. Sihler, dealing with university and academic matters. In addition to some family documents and photographs of McCrea, there are twelve folders of essays and themes written for Columbia College classes by a relative, Robert Glenn McCrea, who received his A.B. degree in 1896. Also a group of term papers submitted to McCrea, a grade book for Latin courses, and exam questions prepared by McCrea for M.A. and Ph.D. candidates.