Search Results
Edwin H. Armstrong papers, 1886-1982, bulk 1912-1954
295.7 linear feetProfessional 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
Frank Smithwick Hogan papers, 1932-1975
18.77 linear feetPersonal 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.
Helen Worden Erskine papers, 1860-1984
72 Linear FeetCorrespondence, manuscripts, drafts, notes, documents, drawings, photographs, audio tapes, clippings, and other printed materials covering every aspect of Helen Worden Erskine Cranmer's life and career. There are extensive biographical files on: Jenny S. Bradley, Prince Charles of England, Joseph Dixon, Dwight and Mamie Doud Eisenhower, Rosina Lhévinne, Paul Niehans, the Morgan twins (Gloria Morgan Vanderbilt and Thelma Morgan Converse Furness), Jovanka Tito, Harry and Bess Truman, the Duke and Duchess of Windsor; and large files on crime, recluses, New York City history, and travel. There are extensive drafts and source materials for her unpublished autobiography. There are pencil sketches, pen-and-ink drawings, watercolors, charcoal sketches, photographs, and printed copies by Helen Worden Erskine Cranmer and by others.
Mary Lasker papers, 1940-1993
353 linear feetThe collection consiste of correspondence, memoranda, reports, bulletins, clippings, photographs, awards, and printed material. The files, arranged by genre and topic and reflect her philanthropic and legislative work in the areas of health, specifically cancer, heart disease, and mental health. Her civic and legislative work is covered in detail, as well as her private interests and activities.
Richard L. Simon papers, 1915-1992
47 boxesCorrespondence, memoranda, photographs, manuscripts, lists, legal and financial documents, and printed materials of Simon. The personal and business papers include correspondence with authors, inscribed photographs of authors, editorial files, files for his special art, photography, and music projects, correspondence files relating to Simon and Schuster, Inc., personal and family correspondence, documents, and photographs. Correspondents include Irving Berlin, Margaret Bourke-White, Henri Cartier-Bresson, Joseph E. Davies, Dwight D. Eisenhower, Philippe Halsman, Jerome Kern, Cole Porter, Kenneth Roberts, Arthur Schnitzler, Jerome Weidman, and Sloan Wilson.