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Radar

 Subject
Subject Source: Library of Congress Subject Headings

Found in 2 Collections and/or Records:

Sperry Gyroscope Co. historical card file

 Collection
Accession: 2366
Abstract:

The Sperry Gyroscope Company was originally organized by electrical inventor Elmer Ambrose Sperry (1860-1930) for the purpose of manufacturing and marketing his ship gyrostabilizer, gyrocompass, and high-intensity searchlight. Their card file documents over sixty years of the company's history.

Dates: 1945-1961

Sperry Gyroscope Company Division photographs and films

 Collection
Accession: 1986-273
Abstract:

The Sperry Gyroscope Company researched, developed, and manufactured navigation equipment; three of the premiere products were the marine gyrostabilizer, the gyrocompass, and the high-intensity searchlight. The company was founded by Elmer A. Sperry (1860-1930) in 1910. Sperry Gyroscope Company photographs and films consists primarily of images of products and inventions developed between 1912 and 1965, a bulk of materials date from 1940 through 1960. The collection has been organized into five series: Personnel; Plants, Sperry School, and Museum; Products; Public Information Department; and Visitors, exhibits, models, and patents.

Dates: 1915-1962; Majority of material found within 1940-1960