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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

These papers relate to her governmental activities and provide an important documentary record of her career to 1950. Included are mimeographed and typed copies of minutes of the various committees upon which she served, city bills and other municipal legislation, correspondence, memoranda, notes, etc. Earle family papers have been added. There is also a microfilm copy of Asher William Schwartz's A STUDY OF THE NEW YORK CITY COUNCIL

Correspondence, manuscript music scores, copies of scores, playscripts, scenarios, watercolor drawings and other stage designs, contracts, legal papers, programs, clippings and other printed materials, microfilms, records, tape recordings, and photographs. Among Moross's work are the musical play, "The Golden Apple"(1954), dance music for "Ballet Ballads"(1945) and for "Frankie and Johnny"(1938), the film score for "The Big Country"(1958) and for "The Cardinal"(1963), and his Symphony No. 1 (1943). There are some financial papers and production records for the staging of his works. Among the cataloged correspondents are Aaron Copland, Agnes George De Mille, Ned Rorem, Virgil Thomson, and Thornton Wilder.

Kramarenko's five-part manuscript memoirs (79 pages) include material on the structure and purpose of trade unions, industrial safety workers, propaganda of the industrial sanitation and safety industries in the USSR, and the activity of national courts in questions of equipment safety. Also included is a chart showing the structure of the Soviet trade union system.

Books, magazines, newsletters, reports, pamphlets, and clippings documenting the Unidentified Flying Object (UFO) or flying saucer phenomenon. Mr Davidson used this material in connection with his study for the United States Air Force, entitled "Flying Saucers: Special Report No. 14." (Oct. 1957 & July 1966)

Cataloged photographs are of Antonʹin Sv̌ehla and Edvard Beneš/ Other photographs portray a convalescent home, a secondary school, the Zemgor library in Prague, the Zemgor staff, and the staff of the Russkiĭ Zagranichnyĭ Istorichesskiĭ Arkhiv (Russian Historical Archive Abroad). Also included are charts of contributions and programs, and a caricature apparently of Russian activists in Czechoslovakia.

The collection consists of (1) A group of early materials written between 1903-1905, before Rank met Freud. This includes 4 daybooks, a notebook of dreams, a notebook of poems, the manuscripts of "Der Kunstler;" (2) Correspondence between Freud and Rank between 1906-1924, including the controversy over THE TRAUMA OF BIRTH. 40 a.l.s. from Freud and typed copies from Rank, with a few letters to and from Ferenczi (3) Copies and some originals of the circular letters by members of the inner circle, Ernest Jones, Abraham, Eitingon, Ferenczi, Rank and Freud, 1920-1924 (4) Original handwritten manuscripts, typed copies, notes and corrections of Rank's major works (5) Rank's own listing and comments on his writings and publications (to 1930) (6) Rank's published works--20 titles.

Correspondence, documents, memoranda, reports, and clippings of book reviews. The correspondence is chiefly with public, university, and special libraries, and with foundations and other organizations. There is correspondence with several leading American librarians, such as Carleton Joeckel, Joseph Wheeler, and Charles C. Williamson. About one half of the collection contains the field reports, interview reports, questionnaires, vocational interest blanks, and related materials used for one Inquiry study by Oliver Garceau"Library Government and Politics", which was published by the Columbia University Press in 1949 as THE PUBLIC LIBRARY IN THE POLITICAL PROCESS. The manuscript of a report for the Russell Sage Foundation"The Nature of Public Communication", 1955, was added.