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bollerandchivens.com

Boller and Chivens was an American manufacturer of high-quality telescopes and spectrographs headquartered in South Pasadena, California. Founded about 1946 by Harry Berthold Boller (1915-1997) and Clyde Cuthbertson Chivens (1915-2008). the company was acquired in 1965 by Perkin-Elmer. In the 1950s, Boller and Chivens collaborated with Perkin-Elmer to develop and manufacture the large-aperture Baker-Nunn satellite tracking camera for the United States Vanguard space satellite program. A 41-cm (16-inch) Boller and Chivens Cassegrain reflector originally housed at the Harvard-Smithsonian Oak Ridge Observatory in Massachusetts is available for public use at the National Air and Space Museum's Public Observatory Project on the National Mall in Washington, D.C. More information...

According to PR-model, bollerandchivens.com is ranked 1,899,054th in multilingual Wikipedia, in particular this website is ranked 1,082,275th in English Wikipedia.

The website is placed before keralaservice.org and after theurbanpolitico.com in the BestRef global ranking of the most important sources of Wikipedia.

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