This collection documents the history of the development of international communications. Includes official correspondence, 1926-1945, while Gross was at the F.C.C.; clippings; photographs; publications; legal documents; radio licenses; reports from international conferences; and F.C.C. reports and circulars.
Two notebooks, April 12-July 14 and July 14-September 8, 1937, documenting development of the klystron tube at Stanford University.
This collection consists of approximately seventeen cubic feet of records of the Philadelphia & Reading Coal & Iron Company, dating from the period 1866-1927. The bulk of the collection comprises 124 letterpress copybooks from the company's Engineering Department. These contain letters and reports sent by engineers located at the major centers of t...
The bulk of the collection contains a wide range of ephemera, such as calendars, postcards, advertising cards, magazines, newspapers and fashion plates; also photographs and business and household account books. Also some of Mrs. Holton's personal papers, including correspondence relating to activities with organizations such as the Home Bureaus an...
Xerographic copy of the diary of J. P. Winslow for 1876, and a typescript transcription of the diary. Several interesting and significant items have been included with the diary. Among them are the marriage certificate of Mary Winslow and Dan Grantham, copies of photographs of Joseph Pope Winslow and his family and of James Daniel Grantham and his,...
Letter, written by Carl Auer Von Welsbach to the Austrian Gas and Electric Company, February 23, 1890. It records his sale to that utility of the gaslight mantle he invented.
Nine hundred twenty-eight recordings by Duke Ellington's orchestra, of which seven hundred ninety-six were commercially issued, and one hundred thirty-two unissued, which are studio test pressings, concert recordings and recordings done from radio and television broadcasts.
Archival records of the firm, including action specification sheets and a 1959 report on pressed felt specifications.
Dr. Patricia Bath was born in 1949 in New York. She conceived of the Laserphaco Probe in 1981 and patented it in 1988 (US Patent # 4,744,360 for an "Apparatus for ablating and removing cataract lenses"). The collection contains original and reference video footage of Dr. Bath's Innovative Lives Presentation documenting her work in the field of ophthalmology and her work creating and patenting the LaserPhaco Probe, an instrument to remove cataracts. Also included is an interview with Dr. Bath at her home in Los Angeles and an interview with her daughter, Eraka Bath and supplemental documentation assembled by Dr. Bath. The documentation includes photocopies of articles, patents, biographical sketch material, and selected publications and references to related to lasers and surgery of Dr. Bath
The Servodyne Company attempted to develop a prototype of the household microwave. The business records cover the operations and meetings of the company, as well as the corporation's financial troubles and liquidation following its bankruptcy in 1968. Also included are design details and photographs of the ovens.