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The papers consist of a memoir and printed materials. The memoir (22 p.) is by Melik-Ogandzhanova and covers her husband's life. Printed materials consist of uncirculated postcards from Manchuria under Japanese rule in 1935, copies of Harbin Russian newspapers from 1935, clippings, and a medical pamphlet by Melik-Ogandzhanova's daughter Tamara.

Correspondence, manuscripts, speeches, documents, news releases, printed materials, audio recordings, and motion picture film. Of interest in the correspondence are letters from John Foster Dulles, Lieut. Gen. John R. Hodge and Maj. Gen. Archer L. Lerch, the first two U.S. military governors of South Korea, Syngman Rhee, Eleanor Roosevelt, and Kim Il Sung. His correspondence deals mainly with the issue of reunification. The manuscript series includes articles and speeches by Kim as well as unpublished manuscripts by others assigned to him. The documents are mainly those related to the Korean Affairs Institute. The press clippings and printed materials cover Korean problems from 1945 to 1975 and include Korean language newspapers and periodicals. Thera are also some books and pamphlets from his library, including printed volumes of Korean government documents and other books on Korea from the first two decades of the twentieth century, six electrical transcriptions of radio programs in which Kim was interviewed, and one motion picture film "Liberation of Korea."

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